Home / 86,160,279.60-118,901,022.76-47,002,046

Finding the Fourth Proportional to 86,160,279.60, 118,901,022.76 and 47,002,046

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Solution

The fourth proportional to 86,160,279.60, 118,901,022.76 and 47,002,046 is: 64,862,734.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,160,279.60 : 118,901,022.76 = 47,002,046 : x
  2. Step 2: Convert to fraction form
    86,160,279.60/118,901,022.76 = 47,002,046/x
  3. Step 3: Cross multiply
    86,160,279.60x = 118,901,022.76 × 47,002,046
  4. Step 4: Simplify right side
    86,160,279.60x = 5,588,591,341,212,567
  5. Step 5: Solve for x
    x = 5,588,591,341,212,567/86,160,279.60
  6. Step 6: Final answer
    x = 64,862,734.51

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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.