Home / 7,243,344,155.60-10,865,016,233.40-7,197,427,653.20

Finding the Fourth Proportional to 7,243,344,155.60, 10,865,016,233.40 and 7,197,427,653.20

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Solution

The fourth proportional to 7,243,344,155.60, 10,865,016,233.40 and 7,197,427,653.20 is: 10,796,141,479.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,344,155.60 : 10,865,016,233.40 = 7,197,427,653.20 : x
  2. Step 2: Convert to fraction form
    7,243,344,155.60/10,865,016,233.40 = 7,197,427,653.20/x
  3. Step 3: Cross multiply
    7,243,344,155.60x = 10,865,016,233.40 × 7,197,427,653.20
  4. Step 4: Simplify right side
    7,243,344,155.60x = 78,200,168,290,740,060,160
  5. Step 5: Solve for x
    x = 78,200,168,290,740,060,160/7,243,344,155.60
  6. Step 6: Final answer
    x = 10,796,141,479.80

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.