Home / 155,148,266.10-232,722,399.15-52,915,638.90

Finding the Fourth Proportional to 155,148,266.10, 232,722,399.15 and 52,915,638.90

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Solution

The fourth proportional to 155,148,266.10, 232,722,399.15 and 52,915,638.90 is: 79,373,458.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,148,266.10 : 232,722,399.15 = 52,915,638.90 : x
  2. Step 2: Convert to fraction form
    155,148,266.10/232,722,399.15 = 52,915,638.90/x
  3. Step 3: Cross multiply
    155,148,266.10x = 232,722,399.15 × 52,915,638.90
  4. Step 4: Simplify right side
    155,148,266.10x = 12,314,654,437,363,066
  5. Step 5: Solve for x
    x = 12,314,654,437,363,066/155,148,266.10
  6. Step 6: Final answer
    x = 79,373,458.35

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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.