Home / 144,792,513.50-216,897,972.14-66,960,323.06

Finding the Fourth Proportional to 144,792,513.50, 216,897,972.14 and 66,960,323.06

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Solution

The fourth proportional to 144,792,513.50, 216,897,972.14 and 66,960,323.06 is: 100,306,002.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,792,513.50 : 216,897,972.14 = 66,960,323.06 : x
  2. Step 2: Convert to fraction form
    144,792,513.50/216,897,972.14 = 66,960,323.06/x
  3. Step 3: Cross multiply
    144,792,513.50x = 216,897,972.14 × 66,960,323.06
  4. Step 4: Simplify right side
    144,792,513.50x = 14,523,558,284,636,192
  5. Step 5: Solve for x
    x = 14,523,558,284,636,192/144,792,513.50
  6. Step 6: Final answer
    x = 100,306,002.94

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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.