Home / 1,387,534,073.24-1,914,620,498.22-792,857,105.24

Finding the Fourth Proportional to 1,387,534,073.24, 1,914,620,498.22 and 792,857,105.24

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Solution

The fourth proportional to 1,387,534,073.24, 1,914,620,498.22 and 792,857,105.24 is: 1,094,041,937.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,387,534,073.24 : 1,914,620,498.22 = 792,857,105.24 : x
  2. Step 2: Convert to fraction form
    1,387,534,073.24/1,914,620,498.22 = 792,857,105.24/x
  3. Step 3: Cross multiply
    1,387,534,073.24x = 1,914,620,498.22 × 792,857,105.24
  4. Step 4: Simplify right side
    1,387,534,073.24x = 1,518,020,465,851,875,840
  5. Step 5: Solve for x
    x = 1,518,020,465,851,875,840/1,387,534,073.24
  6. Step 6: Final answer
    x = 1,094,041,937.51

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.