Home / 471,822,238.66-707,732,984.15-126,775,865.64

Finding the Fourth Proportional to 471,822,238.66, 707,732,984.15 and 126,775,865.64

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Solution

The fourth proportional to 471,822,238.66, 707,732,984.15 and 126,775,865.64 is: 190,163,698.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,822,238.66 : 707,732,984.15 = 126,775,865.64 : x
  2. Step 2: Convert to fraction form
    471,822,238.66/707,732,984.15 = 126,775,865.64/x
  3. Step 3: Cross multiply
    471,822,238.66x = 707,732,984.15 × 126,775,865.64
  4. Step 4: Simplify right side
    471,822,238.66x = 89,723,461,710,092,176
  5. Step 5: Solve for x
    x = 89,723,461,710,092,176/471,822,238.66
  6. Step 6: Final answer
    x = 190,163,698.02

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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.