Home / 219,936,267.60-329,904,401.40-218,592,574.80

Finding the Fourth Proportional to 219,936,267.60, 329,904,401.40 and 218,592,574.80

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Solution

The fourth proportional to 219,936,267.60, 329,904,401.40 and 218,592,574.80 is: 327,888,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,936,267.60 : 329,904,401.40 = 218,592,574.80 : x
  2. Step 2: Convert to fraction form
    219,936,267.60/329,904,401.40 = 218,592,574.80/x
  3. Step 3: Cross multiply
    219,936,267.60x = 329,904,401.40 × 218,592,574.80
  4. Step 4: Simplify right side
    219,936,267.60x = 72,114,652,539,878,720
  5. Step 5: Solve for x
    x = 72,114,652,539,878,720/219,936,267.60
  6. Step 6: Final answer
    x = 327,888,862.20

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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.