Home / 136,044,291.87-187,681,863.14-86,458,090.95

Finding the Fourth Proportional to 136,044,291.87, 187,681,863.14 and 86,458,090.95

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Solution

The fourth proportional to 136,044,291.87, 187,681,863.14 and 86,458,090.95 is: 119,274,505.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,044,291.87 : 187,681,863.14 = 86,458,090.95 : x
  2. Step 2: Convert to fraction form
    136,044,291.87/187,681,863.14 = 86,458,090.95/x
  3. Step 3: Cross multiply
    136,044,291.87x = 187,681,863.14 × 86,458,090.95
  4. Step 4: Simplify right side
    136,044,291.87x = 16,226,615,592,591,282
  5. Step 5: Solve for x
    x = 16,226,615,592,591,282/136,044,291.87
  6. Step 6: Final answer
    x = 119,274,505.16

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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.