Home / 130,534,499.16-195,824,055.78-53,815,588.92

Finding the Fourth Proportional to 130,534,499.16, 195,824,055.78 and 53,815,588.92

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Solution

The fourth proportional to 130,534,499.16, 195,824,055.78 and 53,815,588.92 is: 80,732,579.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,534,499.16 : 195,824,055.78 = 53,815,588.92 : x
  2. Step 2: Convert to fraction form
    130,534,499.16/195,824,055.78 = 53,815,588.92/x
  3. Step 3: Cross multiply
    130,534,499.16x = 195,824,055.78 × 53,815,588.92
  4. Step 4: Simplify right side
    130,534,499.16x = 10,538,386,886,788,876
  5. Step 5: Solve for x
    x = 10,538,386,886,788,876/130,534,499.16
  6. Step 6: Final answer
    x = 80,732,579.93

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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.