Home / 130,534,499.95-195,824,056.97-53,815,589.71

Finding the Fourth Proportional to 130,534,499.95, 195,824,056.97 and 53,815,589.71

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Solution

The fourth proportional to 130,534,499.95, 195,824,056.97 and 53,815,589.71 is: 80,732,581.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,534,499.95 : 195,824,056.97 = 53,815,589.71 : x
  2. Step 2: Convert to fraction form
    130,534,499.95/195,824,056.97 = 53,815,589.71/x
  3. Step 3: Cross multiply
    130,534,499.95x = 195,824,056.97 × 53,815,589.71
  4. Step 4: Simplify right side
    130,534,499.95x = 10,538,387,105,245,186
  5. Step 5: Solve for x
    x = 10,538,387,105,245,186/130,534,499.95
  6. Step 6: Final answer
    x = 80,732,581.11

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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.