Home / 4,784,069,079.60-7,176,103,619.40-1,290,467,799.60

Finding the Fourth Proportional to 4,784,069,079.60, 7,176,103,619.40 and 1,290,467,799.60

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Solution

The fourth proportional to 4,784,069,079.60, 7,176,103,619.40 and 1,290,467,799.60 is: 1,935,701,699.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784,069,079.60 : 7,176,103,619.40 = 1,290,467,799.60 : x
  2. Step 2: Convert to fraction form
    4,784,069,079.60/7,176,103,619.40 = 1,290,467,799.60/x
  3. Step 3: Cross multiply
    4,784,069,079.60x = 7,176,103,619.40 × 1,290,467,799.60
  4. Step 4: Simplify right side
    4,784,069,079.60x = 9,260,530,647,428,712,448
  5. Step 5: Solve for x
    x = 9,260,530,647,428,712,448/4,784,069,079.60
  6. Step 6: Final answer
    x = 1,935,701,699.40

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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.