Home / 302,854,008.20-454,281,012.30-194,014,891.40

Finding the Fourth Proportional to 302,854,008.20, 454,281,012.30 and 194,014,891.40

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Solution

The fourth proportional to 302,854,008.20, 454,281,012.30 and 194,014,891.40 is: 291,022,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,854,008.20 : 454,281,012.30 = 194,014,891.40 : x
  2. Step 2: Convert to fraction form
    302,854,008.20/454,281,012.30 = 194,014,891.40/x
  3. Step 3: Cross multiply
    302,854,008.20x = 454,281,012.30 × 194,014,891.40
  4. Step 4: Simplify right side
    302,854,008.20x = 88,137,281,266,466,576
  5. Step 5: Solve for x
    x = 88,137,281,266,466,576/302,854,008.20
  6. Step 6: Final answer
    x = 291,022,337.10

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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.