Home / 124,632,175.65-186,948,263.48-103,398,511.65

Finding the Fourth Proportional to 124,632,175.65, 186,948,263.48 and 103,398,511.65

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Solution

The fourth proportional to 124,632,175.65, 186,948,263.48 and 103,398,511.65 is: 155,097,767.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,632,175.65 : 186,948,263.48 = 103,398,511.65 : x
  2. Step 2: Convert to fraction form
    124,632,175.65/186,948,263.48 = 103,398,511.65/x
  3. Step 3: Cross multiply
    124,632,175.65x = 186,948,263.48 × 103,398,511.65
  4. Step 4: Simplify right side
    124,632,175.65x = 19,330,172,198,867,056
  5. Step 5: Solve for x
    x = 19,330,172,198,867,056/124,632,175.65
  6. Step 6: Final answer
    x = 155,097,767.48

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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.