Home / 104,057,105.60-155,917,696.80-86,925,022.40

Finding the Fourth Proportional to 104,057,105.60, 155,917,696.80 and 86,925,022.40

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Solution

The fourth proportional to 104,057,105.60, 155,917,696.80 and 86,925,022.40 is: 130,247,225.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,057,105.60 : 155,917,696.80 = 86,925,022.40 : x
  2. Step 2: Convert to fraction form
    104,057,105.60/155,917,696.80 = 86,925,022.40/x
  3. Step 3: Cross multiply
    104,057,105.60x = 155,917,696.80 × 86,925,022.40
  4. Step 4: Simplify right side
    104,057,105.60x = 13,553,149,286,896,410
  5. Step 5: Solve for x
    x = 13,553,149,286,896,410/104,057,105.60
  6. Step 6: Final answer
    x = 130,247,225.39

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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.