Home / 103,680,809.70-155,446,564.95-58,256,528.10

Finding the Fourth Proportional to 103,680,809.70, 155,446,564.95 and 58,256,528.10

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Solution

The fourth proportional to 103,680,809.70, 155,446,564.95 and 58,256,528.10 is: 87,342,847.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,680,809.70 : 155,446,564.95 = 58,256,528.10 : x
  2. Step 2: Convert to fraction form
    103,680,809.70/155,446,564.95 = 58,256,528.10/x
  3. Step 3: Cross multiply
    103,680,809.70x = 155,446,564.95 × 58,256,528.10
  4. Step 4: Simplify right side
    103,680,809.70x = 9,055,777,179,058,150
  5. Step 5: Solve for x
    x = 9,055,777,179,058,150/103,680,809.70
  6. Step 6: Final answer
    x = 87,342,847.78

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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.