Home / 495,433,531.65-743,133,466.47-126,972,101.91

Finding the Fourth Proportional to 495,433,531.65, 743,133,466.47 and 126,972,101.91

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Solution

The fourth proportional to 495,433,531.65, 743,133,466.47 and 126,972,101.91 is: 190,453,839.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,433,531.65 : 743,133,466.47 = 126,972,101.91 : x
  2. Step 2: Convert to fraction form
    495,433,531.65/743,133,466.47 = 126,972,101.91/x
  3. Step 3: Cross multiply
    495,433,531.65x = 743,133,466.47 × 126,972,101.91
  4. Step 4: Simplify right side
    495,433,531.65x = 94,357,218,239,555,472
  5. Step 5: Solve for x
    x = 94,357,218,239,555,472/495,433,531.65
  6. Step 6: Final answer
    x = 190,453,839.34

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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.