Home / 477,121,883.14-715,505,619.39-166,149,641.26

Finding the Fourth Proportional to 477,121,883.14, 715,505,619.39 and 166,149,641.26

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Solution

The fourth proportional to 477,121,883.14, 715,505,619.39 and 166,149,641.26 is: 249,162,753.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,121,883.14 : 715,505,619.39 = 166,149,641.26 : x
  2. Step 2: Convert to fraction form
    477,121,883.14/715,505,619.39 = 166,149,641.26/x
  3. Step 3: Cross multiply
    477,121,883.14x = 715,505,619.39 × 166,149,641.26
  4. Step 4: Simplify right side
    477,121,883.14x = 118,881,001,981,162,592
  5. Step 5: Solve for x
    x = 118,881,001,981,162,592/477,121,883.14
  6. Step 6: Final answer
    x = 249,162,753.13

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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.