Home / 304,893,925.71-457,339,983.69-86,544,452.61

Finding the Fourth Proportional to 304,893,925.71, 457,339,983.69 and 86,544,452.61

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Solution

The fourth proportional to 304,893,925.71, 457,339,983.69 and 86,544,452.61 is: 129,816,422.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,893,925.71 : 457,339,983.69 = 86,544,452.61 : x
  2. Step 2: Convert to fraction form
    304,893,925.71/457,339,983.69 = 86,544,452.61/x
  3. Step 3: Cross multiply
    304,893,925.71x = 457,339,983.69 × 86,544,452.61
  4. Step 4: Simplify right side
    304,893,925.71x = 39,580,238,545,117,376
  5. Step 5: Solve for x
    x = 39,580,238,545,117,376/304,893,925.71
  6. Step 6: Final answer
    x = 129,816,422.07

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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.