Home / 472,396,066.20-708,594,099.30-450,872,705.70

Finding the Fourth Proportional to 472,396,066.20, 708,594,099.30 and 450,872,705.70

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Solution

The fourth proportional to 472,396,066.20, 708,594,099.30 and 450,872,705.70 is: 676,309,058.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,396,066.20 : 708,594,099.30 = 450,872,705.70 : x
  2. Step 2: Convert to fraction form
    472,396,066.20/708,594,099.30 = 450,872,705.70/x
  3. Step 3: Cross multiply
    472,396,066.20x = 708,594,099.30 × 450,872,705.70
  4. Step 4: Simplify right side
    472,396,066.20x = 319,485,738,794,445,440
  5. Step 5: Solve for x
    x = 319,485,738,794,445,440/472,396,066.20
  6. Step 6: Final answer
    x = 676,309,058.55

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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.