Home / 115,896,670.80-173,782,020.60-47,746,251.60

Finding the Fourth Proportional to 115,896,670.80, 173,782,020.60 and 47,746,251.60

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Solution

The fourth proportional to 115,896,670.80, 173,782,020.60 and 47,746,251.60 is: 71,593,429.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,896,670.80 : 173,782,020.60 = 47,746,251.60 : x
  2. Step 2: Convert to fraction form
    115,896,670.80/173,782,020.60 = 47,746,251.60/x
  3. Step 3: Cross multiply
    115,896,670.80x = 173,782,020.60 × 47,746,251.60
  4. Step 4: Simplify right side
    115,896,670.80x = 8,297,440,079,123,983
  5. Step 5: Solve for x
    x = 8,297,440,079,123,983/115,896,670.80
  6. Step 6: Final answer
    x = 71,593,429.06

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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.