Home / 739,222,778.20-1,108,762,105.65-193,964,312.20

Finding the Fourth Proportional to 739,222,778.20, 1,108,762,105.65 and 193,964,312.20

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Solution

The fourth proportional to 739,222,778.20, 1,108,762,105.65 and 193,964,312.20 is: 290,927,560.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,222,778.20 : 1,108,762,105.65 = 193,964,312.20 : x
  2. Step 2: Convert to fraction form
    739,222,778.20/1,108,762,105.65 = 193,964,312.20/x
  3. Step 3: Cross multiply
    739,222,778.20x = 1,108,762,105.65 × 193,964,312.20
  4. Step 4: Simplify right side
    739,222,778.20x = 215,060,279,215,825,984
  5. Step 5: Solve for x
    x = 215,060,279,215,825,984/739,222,778.20
  6. Step 6: Final answer
    x = 290,927,560.08

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1.5x scale

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.