Home / 135,615,368.06-187,147,003.11-73,737,264.86

Finding the Fourth Proportional to 135,615,368.06, 187,147,003.11 and 73,737,264.86

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Solution

The fourth proportional to 135,615,368.06, 187,147,003.11 and 73,737,264.86 is: 101,756,226.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,615,368.06 : 187,147,003.11 = 73,737,264.86 : x
  2. Step 2: Convert to fraction form
    135,615,368.06/187,147,003.11 = 73,737,264.86/x
  3. Step 3: Cross multiply
    135,615,368.06x = 187,147,003.11 × 73,737,264.86
  4. Step 4: Simplify right side
    135,615,368.06x = 13,799,708,136,077,314
  5. Step 5: Solve for x
    x = 13,799,708,136,077,314/135,615,368.06
  6. Step 6: Final answer
    x = 101,756,226.70

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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.