Home / 10,165,986,319.60-15,248,979,479.40-3,620,522,767.60

Finding the Fourth Proportional to 10,165,986,319.60, 15,248,979,479.40 and 3,620,522,767.60

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Solution

The fourth proportional to 10,165,986,319.60, 15,248,979,479.40 and 3,620,522,767.60 is: 5,430,784,151.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,165,986,319.60 : 15,248,979,479.40 = 3,620,522,767.60 : x
  2. Step 2: Convert to fraction form
    10,165,986,319.60/15,248,979,479.40 = 3,620,522,767.60/x
  3. Step 3: Cross multiply
    10,165,986,319.60x = 15,248,979,479.40 × 3,620,522,767.60
  4. Step 4: Simplify right side
    10,165,986,319.60x = 55,209,277,387,832,893,440
  5. Step 5: Solve for x
    x = 55,209,277,387,832,893,440/10,165,986,319.60
  6. Step 6: Final answer
    x = 5,430,784,151.40

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Double scale
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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.