Home / 140,300,113.40-193,522,927.91-89,984,635.46

Finding the Fourth Proportional to 140,300,113.40, 193,522,927.91 and 89,984,635.46

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Solution

The fourth proportional to 140,300,113.40, 193,522,927.91 and 89,984,635.46 is: 124,120,285.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,300,113.40 : 193,522,927.91 = 89,984,635.46 : x
  2. Step 2: Convert to fraction form
    140,300,113.40/193,522,927.91 = 89,984,635.46/x
  3. Step 3: Cross multiply
    140,300,113.40x = 193,522,927.91 × 89,984,635.46
  4. Step 4: Simplify right side
    140,300,113.40x = 17,414,090,120,925,192
  5. Step 5: Solve for x
    x = 17,414,090,120,925,192/140,300,113.40
  6. Step 6: Final answer
    x = 124,120,285.43

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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.