Home / 121,279,218.30-181,926,700.65-63,883,590.30

Finding the Fourth Proportional to 121,279,218.30, 181,926,700.65 and 63,883,590.30

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Solution

The fourth proportional to 121,279,218.30, 181,926,700.65 and 63,883,590.30 is: 95,829,532.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,279,218.30 : 181,926,700.65 = 63,883,590.30 : x
  2. Step 2: Convert to fraction form
    121,279,218.30/181,926,700.65 = 63,883,590.30/x
  3. Step 3: Cross multiply
    121,279,218.30x = 181,926,700.65 × 63,883,590.30
  4. Step 4: Simplify right side
    121,279,218.30x = 11,622,130,808,955,344
  5. Step 5: Solve for x
    x = 11,622,130,808,955,344/121,279,218.30
  6. Step 6: Final answer
    x = 95,829,532.64

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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.