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Finding the Fourth Proportional to 292,828,765.65, 404,104,463.96 and 158,866,674.95

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Solution

The fourth proportional to 292,828,765.65, 404,104,463.96 and 158,866,674.95 is: 219,236,427.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,828,765.65 : 404,104,463.96 = 158,866,674.95 : x
  2. Step 2: Convert to fraction form
    292,828,765.65/404,104,463.96 = 158,866,674.95/x
  3. Step 3: Cross multiply
    292,828,765.65x = 404,104,463.96 × 158,866,674.95
  4. Step 4: Simplify right side
    292,828,765.65x = 64,198,732,518,962,448
  5. Step 5: Solve for x
    x = 64,198,732,518,962,448/292,828,765.65
  6. Step 6: Final answer
    x = 219,236,427.73

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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.