Home / 398,601,117.20-597,901,675.80-223,544,451.80

Finding the Fourth Proportional to 398,601,117.20, 597,901,675.80 and 223,544,451.80

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Solution

The fourth proportional to 398,601,117.20, 597,901,675.80 and 223,544,451.80 is: 335,316,677.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,601,117.20 : 597,901,675.80 = 223,544,451.80 : x
  2. Step 2: Convert to fraction form
    398,601,117.20/597,901,675.80 = 223,544,451.80/x
  3. Step 3: Cross multiply
    398,601,117.20x = 597,901,675.80 × 223,544,451.80
  4. Step 4: Simplify right side
    398,601,117.20x = 133,657,602,347,012,320
  5. Step 5: Solve for x
    x = 133,657,602,347,012,320/398,601,117.20
  6. Step 6: Final answer
    x = 335,316,677.70

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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.