Home / 109,864,371.61-165,454,225.83-100,057,790.48

Finding the Fourth Proportional to 109,864,371.61, 165,454,225.83 and 100,057,790.48

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Solution

The fourth proportional to 109,864,371.61, 165,454,225.83 and 100,057,790.48 is: 150,685,650.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,864,371.61 : 165,454,225.83 = 100,057,790.48 : x
  2. Step 2: Convert to fraction form
    109,864,371.61/165,454,225.83 = 100,057,790.48/x
  3. Step 3: Cross multiply
    109,864,371.61x = 165,454,225.83 × 100,057,790.48
  4. Step 4: Simplify right side
    109,864,371.61x = 16,554,984,262,128,746
  5. Step 5: Solve for x
    x = 16,554,984,262,128,746/109,864,371.61
  6. Step 6: Final answer
    x = 150,685,650.13

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.