Home / 130,802,895.74-196,197,821.69-48,915,753.90

Finding the Fourth Proportional to 130,802,895.74, 196,197,821.69 and 48,915,753.90

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Solution

The fourth proportional to 130,802,895.74, 196,197,821.69 and 48,915,753.90 is: 73,371,191.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,802,895.74 : 196,197,821.69 = 48,915,753.90 : x
  2. Step 2: Convert to fraction form
    130,802,895.74/196,197,821.69 = 48,915,753.90/x
  3. Step 3: Cross multiply
    130,802,895.74x = 196,197,821.69 × 48,915,753.90
  4. Step 4: Simplify right side
    130,802,895.74x = 9,597,164,361,259,544
  5. Step 5: Solve for x
    x = 9,597,164,361,259,544/130,802,895.74
  6. Step 6: Final answer
    x = 73,371,191.88

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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.