Home / 498,001,106.70-745,805,917.80-267,462,000.90

Finding the Fourth Proportional to 498,001,106.70, 745,805,917.80 and 267,462,000.90

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Solution

The fourth proportional to 498,001,106.70, 745,805,917.80 and 267,462,000.90 is: 400,550,802.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,001,106.70 : 745,805,917.80 = 267,462,000.90 : x
  2. Step 2: Convert to fraction form
    498,001,106.70/745,805,917.80 = 267,462,000.90/x
  3. Step 3: Cross multiply
    498,001,106.70x = 745,805,917.80 × 267,462,000.90
  4. Step 4: Simplify right side
    498,001,106.70x = 199,474,743,057,848,928
  5. Step 5: Solve for x
    x = 199,474,743,057,848,928/498,001,106.70
  6. Step 6: Final answer
    x = 400,550,802.75

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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.