Home / 574,950,671.40-862,426,007.10-411,691,996.20

Finding the Fourth Proportional to 574,950,671.40, 862,426,007.10 and 411,691,996.20

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Solution

The fourth proportional to 574,950,671.40, 862,426,007.10 and 411,691,996.20 is: 617,537,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,950,671.40 : 862,426,007.10 = 411,691,996.20 : x
  2. Step 2: Convert to fraction form
    574,950,671.40/862,426,007.10 = 411,691,996.20/x
  3. Step 3: Cross multiply
    574,950,671.40x = 862,426,007.10 × 411,691,996.20
  4. Step 4: Simplify right side
    574,950,671.40x = 355,053,884,437,794,368
  5. Step 5: Solve for x
    x = 355,053,884,437,794,368/574,950,671.40
  6. Step 6: Final answer
    x = 617,537,994.30

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Similar ratio
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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.