Home / 130,534,498.95-195,824,055.47-53,815,588.71

Finding the Fourth Proportional to 130,534,498.95, 195,824,055.47 and 53,815,588.71

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Solution

The fourth proportional to 130,534,498.95, 195,824,055.47 and 53,815,588.71 is: 80,732,579.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,534,498.95 : 195,824,055.47 = 53,815,588.71 : x
  2. Step 2: Convert to fraction form
    130,534,498.95/195,824,055.47 = 53,815,588.71/x
  3. Step 3: Cross multiply
    130,534,498.95x = 195,824,055.47 × 53,815,588.71
  4. Step 4: Simplify right side
    130,534,498.95x = 10,538,386,828,428,668
  5. Step 5: Solve for x
    x = 10,538,386,828,428,668/130,534,498.95
  6. Step 6: Final answer
    x = 80,732,579.61

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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.