Home / 125,188,414.90-172,560,465.85-98,683,574.65

Finding the Fourth Proportional to 125,188,414.90, 172,560,465.85 and 98,683,574.65

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Solution

The fourth proportional to 125,188,414.90, 172,560,465.85 and 98,683,574.65 is: 136,026,034.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,188,414.90 : 172,560,465.85 = 98,683,574.65 : x
  2. Step 2: Convert to fraction form
    125,188,414.90/172,560,465.85 = 98,683,574.65/x
  3. Step 3: Cross multiply
    125,188,414.90x = 172,560,465.85 × 98,683,574.65
  4. Step 4: Simplify right side
    125,188,414.90x = 17,028,883,611,991,030
  5. Step 5: Solve for x
    x = 17,028,883,611,991,030/125,188,414.90
  6. Step 6: Final answer
    x = 136,026,034.25

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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.