Home / 495,333,670.80-743,000,506.20-126,867,910.80

Finding the Fourth Proportional to 495,333,670.80, 743,000,506.20 and 126,867,910.80

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Solution

The fourth proportional to 495,333,670.80, 743,000,506.20 and 126,867,910.80 is: 190,301,866.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,333,670.80 : 743,000,506.20 = 126,867,910.80 : x
  2. Step 2: Convert to fraction form
    495,333,670.80/743,000,506.20 = 126,867,910.80/x
  3. Step 3: Cross multiply
    495,333,670.80x = 743,000,506.20 × 126,867,910.80
  4. Step 4: Simplify right side
    495,333,670.80x = 94,262,921,944,936,448
  5. Step 5: Solve for x
    x = 94,262,921,944,936,448/495,333,670.80
  6. Step 6: Final answer
    x = 190,301,866.20

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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.