Home / 124,810,097.80-172,238,525.31-69,805,954.30

Finding the Fourth Proportional to 124,810,097.80, 172,238,525.31 and 69,805,954.30

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Solution

The fourth proportional to 124,810,097.80, 172,238,525.31 and 69,805,954.30 is: 96,332,547.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,810,097.80 : 172,238,525.31 = 69,805,954.30 : x
  2. Step 2: Convert to fraction form
    124,810,097.80/172,238,525.31 = 69,805,954.30/x
  3. Step 3: Cross multiply
    124,810,097.80x = 172,238,525.31 × 69,805,954.30
  4. Step 4: Simplify right side
    124,810,097.80x = 12,023,274,626,489,252
  5. Step 5: Solve for x
    x = 12,023,274,626,489,252/124,810,097.80
  6. Step 6: Final answer
    x = 96,332,547.11

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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.