Home / 7,243,344,285.60-10,865,016,428.40-7,197,427,783.20

Finding the Fourth Proportional to 7,243,344,285.60, 10,865,016,428.40 and 7,197,427,783.20

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Solution

The fourth proportional to 7,243,344,285.60, 10,865,016,428.40 and 7,197,427,783.20 is: 10,796,141,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,344,285.60 : 10,865,016,428.40 = 7,197,427,783.20 : x
  2. Step 2: Convert to fraction form
    7,243,344,285.60/10,865,016,428.40 = 7,197,427,783.20/x
  3. Step 3: Cross multiply
    7,243,344,285.60x = 10,865,016,428.40 × 7,197,427,783.20
  4. Step 4: Simplify right side
    7,243,344,285.60x = 78,200,171,106,690,596,864
  5. Step 5: Solve for x
    x = 78,200,171,106,690,596,864/7,243,344,285.60
  6. Step 6: Final answer
    x = 10,796,141,674.80

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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.