Home / 123,974,151.80-185,988,129.44-37,710,316.52

Finding the Fourth Proportional to 123,974,151.80, 185,988,129.44 and 37,710,316.52

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Solution

The fourth proportional to 123,974,151.80, 185,988,129.44 and 37,710,316.52 is: 56,573,657.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,974,151.80 : 185,988,129.44 = 37,710,316.52 : x
  2. Step 2: Convert to fraction form
    123,974,151.80/185,988,129.44 = 37,710,316.52/x
  3. Step 3: Cross multiply
    123,974,151.80x = 185,988,129.44 × 37,710,316.52
  4. Step 4: Simplify right side
    123,974,151.80x = 7,013,671,230,145,131
  5. Step 5: Solve for x
    x = 7,013,671,230,145,131/123,974,151.80
  6. Step 6: Final answer
    x = 56,573,657.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.