Home / 107,960,106.29-148,829,990.29-76,966,467.17

Finding the Fourth Proportional to 107,960,106.29, 148,829,990.29 and 76,966,467.17

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Solution

The fourth proportional to 107,960,106.29, 148,829,990.29 and 76,966,467.17 is: 106,103,253.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,960,106.29 : 148,829,990.29 = 76,966,467.17 : x
  2. Step 2: Convert to fraction form
    107,960,106.29/148,829,990.29 = 76,966,467.17/x
  3. Step 3: Cross multiply
    107,960,106.29x = 148,829,990.29 × 76,966,467.17
  4. Step 4: Simplify right side
    107,960,106.29x = 11,454,918,560,630,138
  5. Step 5: Solve for x
    x = 11,454,918,560,630,138/107,960,106.29
  6. Step 6: Final answer
    x = 106,103,253.83

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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.