Home / 490,096,228.10-735,144,342.15-487,226,446.70

Finding the Fourth Proportional to 490,096,228.10, 735,144,342.15 and 487,226,446.70

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Solution

The fourth proportional to 490,096,228.10, 735,144,342.15 and 487,226,446.70 is: 730,839,670.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,096,228.10 : 735,144,342.15 = 487,226,446.70 : x
  2. Step 2: Convert to fraction form
    490,096,228.10/735,144,342.15 = 487,226,446.70/x
  3. Step 3: Cross multiply
    490,096,228.10x = 735,144,342.15 × 487,226,446.70
  4. Step 4: Simplify right side
    490,096,228.10x = 358,181,765,637,353,536
  5. Step 5: Solve for x
    x = 358,181,765,637,353,536/490,096,228.10
  6. Step 6: Final answer
    x = 730,839,670.05

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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.