Home / 115,658,904.59-159,608,358.46-62,735,480.63

Finding the Fourth Proportional to 115,658,904.59, 159,608,358.46 and 62,735,480.63

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Solution

The fourth proportional to 115,658,904.59, 159,608,358.46 and 62,735,480.63 is: 86,574,458.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,658,904.59 : 159,608,358.46 = 62,735,480.63 : x
  2. Step 2: Convert to fraction form
    115,658,904.59/159,608,358.46 = 62,735,480.63/x
  3. Step 3: Cross multiply
    115,658,904.59x = 159,608,358.46 × 62,735,480.63
  4. Step 4: Simplify right side
    115,658,904.59x = 10,013,107,080,553,428
  5. Step 5: Solve for x
    x = 10,013,107,080,553,428/115,658,904.59
  6. Step 6: Final answer
    x = 86,574,458.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.