Home / 123,360,916.76-170,238,066.26-68,356,773.24

Finding the Fourth Proportional to 123,360,916.76, 170,238,066.26 and 68,356,773.24

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Solution

The fourth proportional to 123,360,916.76, 170,238,066.26 and 68,356,773.24 is: 94,332,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,360,916.76 : 170,238,066.26 = 68,356,773.24 : x
  2. Step 2: Convert to fraction form
    123,360,916.76/170,238,066.26 = 68,356,773.24/x
  3. Step 3: Cross multiply
    123,360,916.76x = 170,238,066.26 × 68,356,773.24
  4. Step 4: Simplify right side
    123,360,916.76x = 11,636,924,892,150,914
  5. Step 5: Solve for x
    x = 11,636,924,892,150,914/123,360,916.76
  6. Step 6: Final answer
    x = 94,332,347.70

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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.