Home / 442,540,197.30-618,346,952.70-442,540,197.30

Finding the Fourth Proportional to 442,540,197.30, 618,346,952.70 and 442,540,197.30

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Solution

The fourth proportional to 442,540,197.30, 618,346,952.70 and 442,540,197.30 is: 618,346,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,540,197.30 : 618,346,952.70 = 442,540,197.30 : x
  2. Step 2: Convert to fraction form
    442,540,197.30/618,346,952.70 = 442,540,197.30/x
  3. Step 3: Cross multiply
    442,540,197.30x = 618,346,952.70 × 442,540,197.30
  4. Step 4: Simplify right side
    442,540,197.30x = 273,643,382,447,711,808
  5. Step 5: Solve for x
    x = 273,643,382,447,711,808/442,540,197.30
  6. Step 6: Final answer
    x = 618,346,952.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.