Home / 147,960,752.20-221,941,128.30-40,255,376.20

Finding the Fourth Proportional to 147,960,752.20, 221,941,128.30 and 40,255,376.20

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Solution

The fourth proportional to 147,960,752.20, 221,941,128.30 and 40,255,376.20 is: 60,383,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,960,752.20 : 221,941,128.30 = 40,255,376.20 : x
  2. Step 2: Convert to fraction form
    147,960,752.20/221,941,128.30 = 40,255,376.20/x
  3. Step 3: Cross multiply
    147,960,752.20x = 221,941,128.30 × 40,255,376.20
  4. Step 4: Simplify right side
    147,960,752.20x = 8,934,323,613,968,968
  5. Step 5: Solve for x
    x = 8,934,323,613,968,968/147,960,752.20
  6. Step 6: Final answer
    x = 60,383,064.30

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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.