Home / 155,038,325.82-232,545,285.27-67,597,779.30

Finding the Fourth Proportional to 155,038,325.82, 232,545,285.27 and 67,597,779.30

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Solution

The fourth proportional to 155,038,325.82, 232,545,285.27 and 67,597,779.30 is: 101,391,348.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,038,325.82 : 232,545,285.27 = 67,597,779.30 : x
  2. Step 2: Convert to fraction form
    155,038,325.82/232,545,285.27 = 67,597,779.30/x
  3. Step 3: Cross multiply
    155,038,325.82x = 232,545,285.27 × 67,597,779.30
  4. Step 4: Simplify right side
    155,038,325.82x = 15,719,544,870,937,000
  5. Step 5: Solve for x
    x = 15,719,544,870,937,000/155,038,325.82
  6. Step 6: Final answer
    x = 101,391,348.16

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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.