Home / 133,855,723.20-200,779,437.60-38,117,611.20

Finding the Fourth Proportional to 133,855,723.20, 200,779,437.60 and 38,117,611.20

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Solution

The fourth proportional to 133,855,723.20, 200,779,437.60 and 38,117,611.20 is: 57,175,235.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,855,723.20 : 200,779,437.60 = 38,117,611.20 : x
  2. Step 2: Convert to fraction form
    133,855,723.20/200,779,437.60 = 38,117,611.20/x
  3. Step 3: Cross multiply
    133,855,723.20x = 200,779,437.60 × 38,117,611.20
  4. Step 4: Simplify right side
    133,855,723.20x = 7,653,232,539,391,461
  5. Step 5: Solve for x
    x = 7,653,232,539,391,461/133,855,723.20
  6. Step 6: Final answer
    x = 57,175,235.82

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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.