Home / 664,852,213.10-997,278,319.65-180,178,021.10

Finding the Fourth Proportional to 664,852,213.10, 997,278,319.65 and 180,178,021.10

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Solution

The fourth proportional to 664,852,213.10, 997,278,319.65 and 180,178,021.10 is: 270,267,031.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,852,213.10 : 997,278,319.65 = 180,178,021.10 : x
  2. Step 2: Convert to fraction form
    664,852,213.10/997,278,319.65 = 180,178,021.10/x
  3. Step 3: Cross multiply
    664,852,213.10x = 997,278,319.65 × 180,178,021.10
  4. Step 4: Simplify right side
    664,852,213.10x = 179,687,634,120,470,240
  5. Step 5: Solve for x
    x = 179,687,634,120,470,240/664,852,213.10
  6. Step 6: Final answer
    x = 270,267,031.65

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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.