Home / 323,720,106.30-485,580,159.45-225,084,656.70

Finding the Fourth Proportional to 323,720,106.30, 485,580,159.45 and 225,084,656.70

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Solution

The fourth proportional to 323,720,106.30, 485,580,159.45 and 225,084,656.70 is: 337,626,985.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,720,106.30 : 485,580,159.45 = 225,084,656.70 : x
  2. Step 2: Convert to fraction form
    323,720,106.30/485,580,159.45 = 225,084,656.70/x
  3. Step 3: Cross multiply
    323,720,106.30x = 485,580,159.45 × 225,084,656.70
  4. Step 4: Simplify right side
    323,720,106.30x = 109,296,643,490,134,496
  5. Step 5: Solve for x
    x = 109,296,643,490,134,496/323,720,106.30
  6. Step 6: Final answer
    x = 337,626,985.05

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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.