Home / 155,520,621.90-233,280,932.85-147,206,522.70

Finding the Fourth Proportional to 155,520,621.90, 233,280,932.85 and 147,206,522.70

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Solution

The fourth proportional to 155,520,621.90, 233,280,932.85 and 147,206,522.70 is: 220,809,784.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,520,621.90 : 233,280,932.85 = 147,206,522.70 : x
  2. Step 2: Convert to fraction form
    155,520,621.90/233,280,932.85 = 147,206,522.70/x
  3. Step 3: Cross multiply
    155,520,621.90x = 233,280,932.85 × 147,206,522.70
  4. Step 4: Simplify right side
    155,520,621.90x = 34,340,474,937,060,696
  5. Step 5: Solve for x
    x = 34,340,474,937,060,696/155,520,621.90
  6. Step 6: Final answer
    x = 220,809,784.05

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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.