Home / 397,162,870.80-595,744,306.20-106,029,430.80

Finding the Fourth Proportional to 397,162,870.80, 595,744,306.20 and 106,029,430.80

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Solution

The fourth proportional to 397,162,870.80, 595,744,306.20 and 106,029,430.80 is: 159,044,146.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,162,870.80 : 595,744,306.20 = 106,029,430.80 : x
  2. Step 2: Convert to fraction form
    397,162,870.80/595,744,306.20 = 106,029,430.80/x
  3. Step 3: Cross multiply
    397,162,870.80x = 595,744,306.20 × 106,029,430.80
  4. Step 4: Simplify right side
    397,162,870.80x = 63,166,429,688,726,912
  5. Step 5: Solve for x
    x = 63,166,429,688,726,912/397,162,870.80
  6. Step 6: Final answer
    x = 159,044,146.20

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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.