Home / 102,615,844.23-141,608,115.57-55,572,535.92

Finding the Fourth Proportional to 102,615,844.23, 141,608,115.57 and 55,572,535.92

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Solution

The fourth proportional to 102,615,844.23, 141,608,115.57 and 55,572,535.92 is: 76,689,152.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,615,844.23 : 141,608,115.57 = 55,572,535.92 : x
  2. Step 2: Convert to fraction form
    102,615,844.23/141,608,115.57 = 55,572,535.92/x
  3. Step 3: Cross multiply
    102,615,844.23x = 141,608,115.57 × 55,572,535.92
  4. Step 4: Simplify right side
    102,615,844.23x = 7,869,522,089,077,336
  5. Step 5: Solve for x
    x = 7,869,522,089,077,336/102,615,844.23
  6. Step 6: Final answer
    x = 76,689,152.13

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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.