Home / 656,550,470.76-906,061,128.26-359,185,814.65

Finding the Fourth Proportional to 656,550,470.76, 906,061,128.26 and 359,185,814.65

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Solution

The fourth proportional to 656,550,470.76, 906,061,128.26 and 359,185,814.65 is: 495,688,174.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,550,470.76 : 906,061,128.26 = 359,185,814.65 : x
  2. Step 2: Convert to fraction form
    656,550,470.76/906,061,128.26 = 359,185,814.65/x
  3. Step 3: Cross multiply
    656,550,470.76x = 906,061,128.26 × 359,185,814.65
  4. Step 4: Simplify right side
    656,550,470.76x = 325,444,304,476,766,208
  5. Step 5: Solve for x
    x = 325,444,304,476,766,208/656,550,470.76
  6. Step 6: Final answer
    x = 495,688,174.74

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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.