Home / 42,199,906,580.80-63,286,420,612.32-13,863,260,555.20

Finding the Fourth Proportional to 42,199,906,580.80, 63,286,420,612.32 and 13,863,260,555.20

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Solution

The fourth proportional to 42,199,906,580.80, 63,286,420,612.32 and 13,863,260,555.20 is: 20,790,475,847.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,199,906,580.80 : 63,286,420,612.32 = 13,863,260,555.20 : x
  2. Step 2: Convert to fraction form
    42,199,906,580.80/63,286,420,612.32 = 13,863,260,555.20/x
  3. Step 3: Cross multiply
    42,199,906,580.80x = 63,286,420,612.32 × 13,863,260,555.20
  4. Step 4: Simplify right side
    42,199,906,580.80x = 877,356,138,554,572,144,640
  5. Step 5: Solve for x
    x = 877,356,138,554,572,144,640/42,199,906,580.80
  6. Step 6: Final answer
    x = 20,790,475,847.97

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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.