Home / 123,705,765.59-170,703,792.70-67,948,304.47

Finding the Fourth Proportional to 123,705,765.59, 170,703,792.70 and 67,948,304.47

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Solution

The fourth proportional to 123,705,765.59, 170,703,792.70 and 67,948,304.47 is: 93,763,077.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,705,765.59 : 170,703,792.70 = 67,948,304.47 : x
  2. Step 2: Convert to fraction form
    123,705,765.59/170,703,792.70 = 67,948,304.47/x
  3. Step 3: Cross multiply
    123,705,765.59x = 170,703,792.70 × 67,948,304.47
  4. Step 4: Simplify right side
    123,705,765.59x = 11,599,033,280,563,362
  5. Step 5: Solve for x
    x = 11,599,033,280,563,362/123,705,765.59
  6. Step 6: Final answer
    x = 93,763,077.45

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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.