Home / 187,216,828.80-280,855,161.36-57,794,017.92

Finding the Fourth Proportional to 187,216,828.80, 280,855,161.36 and 57,794,017.92

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Solution

The fourth proportional to 187,216,828.80, 280,855,161.36 and 57,794,017.92 is: 86,700,262.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,216,828.80 : 280,855,161.36 = 57,794,017.92 : x
  2. Step 2: Convert to fraction form
    187,216,828.80/280,855,161.36 = 57,794,017.92/x
  3. Step 3: Cross multiply
    187,216,828.80x = 280,855,161.36 × 57,794,017.92
  4. Step 4: Simplify right side
    187,216,828.80x = 16,231,748,228,564,332
  5. Step 5: Solve for x
    x = 16,231,748,228,564,332/187,216,828.80
  6. Step 6: Final answer
    x = 86,700,262.65

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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.