Home / 147,854,017.20-221,781,025.80-109,590,265.20

Finding the Fourth Proportional to 147,854,017.20, 221,781,025.80 and 109,590,265.20

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Solution

The fourth proportional to 147,854,017.20, 221,781,025.80 and 109,590,265.20 is: 164,385,397.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,854,017.20 : 221,781,025.80 = 109,590,265.20 : x
  2. Step 2: Convert to fraction form
    147,854,017.20/221,781,025.80 = 109,590,265.20/x
  3. Step 3: Cross multiply
    147,854,017.20x = 221,781,025.80 × 109,590,265.20
  4. Step 4: Simplify right side
    147,854,017.20x = 24,305,041,433,750,044
  5. Step 5: Solve for x
    x = 24,305,041,433,750,044/147,854,017.20
  6. Step 6: Final answer
    x = 164,385,397.80

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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.