Home / 109,975,710.71-165,107,737.91-73,746,215.21

Finding the Fourth Proportional to 109,975,710.71, 165,107,737.91 and 73,746,215.21

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Solution

The fourth proportional to 109,975,710.71, 165,107,737.91 and 73,746,215.21 is: 110,715,999.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,975,710.71 : 165,107,737.91 = 73,746,215.21 : x
  2. Step 2: Convert to fraction form
    109,975,710.71/165,107,737.91 = 73,746,215.21/x
  3. Step 3: Cross multiply
    109,975,710.71x = 165,107,737.91 × 73,746,215.21
  4. Step 4: Simplify right side
    109,975,710.71x = 12,176,070,772,747,134
  5. Step 5: Solve for x
    x = 12,176,070,772,747,134/109,975,710.71
  6. Step 6: Final answer
    x = 110,715,999.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.