Home / 426,729,818.36-588,981,885.27-259,430,530.64

Finding the Fourth Proportional to 426,729,818.36, 588,981,885.27 and 259,430,530.64

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Solution

The fourth proportional to 426,729,818.36, 588,981,885.27 and 259,430,530.64 is: 358,071,727.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,729,818.36 : 588,981,885.27 = 259,430,530.64 : x
  2. Step 2: Convert to fraction form
    426,729,818.36/588,981,885.27 = 259,430,530.64/x
  3. Step 3: Cross multiply
    426,729,818.36x = 588,981,885.27 × 259,430,530.64
  4. Step 4: Simplify right side
    426,729,818.36x = 152,799,883,032,943,680
  5. Step 5: Solve for x
    x = 152,799,883,032,943,680/426,729,818.36
  6. Step 6: Final answer
    x = 358,071,727.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.