Home / 929,747,282.67-1,283,025,043.83-506,351,387.25

Finding the Fourth Proportional to 929,747,282.67, 1,283,025,043.83 and 506,351,387.25

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Solution

The fourth proportional to 929,747,282.67, 1,283,025,043.83 and 506,351,387.25 is: 698,750,642.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,747,282.67 : 1,283,025,043.83 = 506,351,387.25 : x
  2. Step 2: Convert to fraction form
    929,747,282.67/1,283,025,043.83 = 506,351,387.25/x
  3. Step 3: Cross multiply
    929,747,282.67x = 1,283,025,043.83 × 506,351,387.25
  4. Step 4: Simplify right side
    929,747,282.67x = 649,661,510,819,812,480
  5. Step 5: Solve for x
    x = 649,661,510,819,812,480/929,747,282.67
  6. Step 6: Final answer
    x = 698,750,642.17

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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.