Home / 9,984,752,939.13-13,778,695,333.05-5,697,889,422.18

Finding the Fourth Proportional to 9,984,752,939.13, 13,778,695,333.05 and 5,697,889,422.18

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Solution

The fourth proportional to 9,984,752,939.13, 13,778,695,333.05 and 5,697,889,422.18 is: 7,862,936,906.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,984,752,939.13 : 13,778,695,333.05 = 5,697,889,422.18 : x
  2. Step 2: Convert to fraction form
    9,984,752,939.13/13,778,695,333.05 = 5,697,889,422.18/x
  3. Step 3: Cross multiply
    9,984,752,939.13x = 13,778,695,333.05 × 5,697,889,422.18
  4. Step 4: Simplify right side
    9,984,752,939.13x = 78,509,482,389,626,519,552
  5. Step 5: Solve for x
    x = 78,509,482,389,626,519,552/9,984,752,939.13
  6. Step 6: Final answer
    x = 7,862,936,906.73

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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.