Home / 144,250,902.84-216,386,356.14-57,989,343.72

Finding the Fourth Proportional to 144,250,902.84, 216,386,356.14 and 57,989,343.72

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Solution

The fourth proportional to 144,250,902.84, 216,386,356.14 and 57,989,343.72 is: 86,988,036.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,250,902.84 : 216,386,356.14 = 57,989,343.72 : x
  2. Step 2: Convert to fraction form
    144,250,902.84/216,386,356.14 = 57,989,343.72/x
  3. Step 3: Cross multiply
    144,250,902.84x = 216,386,356.14 × 57,989,343.72
  4. Step 4: Simplify right side
    144,250,902.84x = 12,548,102,782,520,792
  5. Step 5: Solve for x
    x = 12,548,102,782,520,792/144,250,902.84
  6. Step 6: Final answer
    x = 86,988,036.37

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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.