Home / 491,165,510.60-736,854,554.10-146,154,013.40

Finding the Fourth Proportional to 491,165,510.60, 736,854,554.10 and 146,154,013.40

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Solution

The fourth proportional to 491,165,510.60, 736,854,554.10 and 146,154,013.40 is: 219,262,647.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,165,510.60 : 736,854,554.10 = 146,154,013.40 : x
  2. Step 2: Convert to fraction form
    491,165,510.60/736,854,554.10 = 146,154,013.40/x
  3. Step 3: Cross multiply
    491,165,510.60x = 736,854,554.10 × 146,154,013.40
  4. Step 4: Simplify right side
    491,165,510.60x = 107,694,250,373,782,432
  5. Step 5: Solve for x
    x = 107,694,250,373,782,432/491,165,510.60
  6. Step 6: Final answer
    x = 219,262,647.82

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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.