Home / 155,520,612.90-233,280,919.35-147,206,513.70

Finding the Fourth Proportional to 155,520,612.90, 233,280,919.35 and 147,206,513.70

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Solution

The fourth proportional to 155,520,612.90, 233,280,919.35 and 147,206,513.70 is: 220,809,770.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,520,612.90 : 233,280,919.35 = 147,206,513.70 : x
  2. Step 2: Convert to fraction form
    155,520,612.90/233,280,919.35 = 147,206,513.70/x
  3. Step 3: Cross multiply
    155,520,612.90x = 233,280,919.35 × 147,206,513.70
  4. Step 4: Simplify right side
    155,520,612.90x = 34,340,470,850,244,368
  5. Step 5: Solve for x
    x = 34,340,470,850,244,368/155,520,612.90
  6. Step 6: Final answer
    x = 220,809,770.55

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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.