Home / 133,327,482.90-199,850,539.50-71,899,923.57

Finding the Fourth Proportional to 133,327,482.90, 199,850,539.50 and 71,899,923.57

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Solution

The fourth proportional to 133,327,482.90, 199,850,539.50 and 71,899,923.57 is: 107,774,017.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,327,482.90 : 199,850,539.50 = 71,899,923.57 : x
  2. Step 2: Convert to fraction form
    133,327,482.90/199,850,539.50 = 71,899,923.57/x
  3. Step 3: Cross multiply
    133,327,482.90x = 199,850,539.50 × 71,899,923.57
  4. Step 4: Simplify right side
    133,327,482.90x = 14,369,238,515,473,264
  5. Step 5: Solve for x
    x = 14,369,238,515,473,264/133,327,482.90
  6. Step 6: Final answer
    x = 107,774,017.80

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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.