Home / 107,960,156.12-148,830,059.04-76,966,517

Finding the Fourth Proportional to 107,960,156.12, 148,830,059.04 and 76,966,517

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Solution

The fourth proportional to 107,960,156.12, 148,830,059.04 and 76,966,517 is: 106,103,322.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,960,156.12 : 148,830,059.04 = 76,966,517 : x
  2. Step 2: Convert to fraction form
    107,960,156.12/148,830,059.04 = 76,966,517/x
  3. Step 3: Cross multiply
    107,960,156.12x = 148,830,059.04 × 76,966,517
  4. Step 4: Simplify right side
    107,960,156.12x = 11,454,931,269,213,164
  5. Step 5: Solve for x
    x = 11,454,931,269,213,164/107,960,156.12
  6. Step 6: Final answer
    x = 106,103,322.57

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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.