Home / 135,840,154.90-203,781,671.64-58,117,562.57

Finding the Fourth Proportional to 135,840,154.90, 203,781,671.64 and 58,117,562.57

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Solution

The fourth proportional to 135,840,154.90, 203,781,671.64 and 58,117,562.57 is: 87,185,516.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,840,154.90 : 203,781,671.64 = 58,117,562.57 : x
  2. Step 2: Convert to fraction form
    135,840,154.90/203,781,671.64 = 58,117,562.57/x
  3. Step 3: Cross multiply
    135,840,154.90x = 203,781,671.64 × 58,117,562.57
  4. Step 4: Simplify right side
    135,840,154.90x = 11,843,294,052,681,634
  5. Step 5: Solve for x
    x = 11,843,294,052,681,634/135,840,154.90
  6. Step 6: Final answer
    x = 87,185,516.40

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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.