Home / 315,577,487.10-473,366,230.65-303,484,251.90

Finding the Fourth Proportional to 315,577,487.10, 473,366,230.65 and 303,484,251.90

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Solution

The fourth proportional to 315,577,487.10, 473,366,230.65 and 303,484,251.90 is: 455,226,377.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,577,487.10 : 473,366,230.65 = 303,484,251.90 : x
  2. Step 2: Convert to fraction form
    315,577,487.10/473,366,230.65 = 303,484,251.90/x
  3. Step 3: Cross multiply
    315,577,487.10x = 473,366,230.65 × 303,484,251.90
  4. Step 4: Simplify right side
    315,577,487.10x = 143,659,196,383,538,080
  5. Step 5: Solve for x
    x = 143,659,196,383,538,080/315,577,487.10
  6. Step 6: Final answer
    x = 455,226,377.85

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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.