Home / 155,280,500.45-232,920,750.68-74,459,866.85

Finding the Fourth Proportional to 155,280,500.45, 232,920,750.68 and 74,459,866.85

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Solution

The fourth proportional to 155,280,500.45, 232,920,750.68 and 74,459,866.85 is: 111,689,800.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,280,500.45 : 232,920,750.68 = 74,459,866.85 : x
  2. Step 2: Convert to fraction form
    155,280,500.45/232,920,750.68 = 74,459,866.85/x
  3. Step 3: Cross multiply
    155,280,500.45x = 232,920,750.68 × 74,459,866.85
  4. Step 4: Simplify right side
    155,280,500.45x = 17,343,248,082,234,846
  5. Step 5: Solve for x
    x = 17,343,248,082,234,846/155,280,500.45
  6. Step 6: Final answer
    x = 111,689,800.28

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1.5x scale

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.