Home / 283,446,428.20-425,169,642.30-214,918,095.40

Finding the Fourth Proportional to 283,446,428.20, 425,169,642.30 and 214,918,095.40

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Solution

The fourth proportional to 283,446,428.20, 425,169,642.30 and 214,918,095.40 is: 322,377,143.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,446,428.20 : 425,169,642.30 = 214,918,095.40 : x
  2. Step 2: Convert to fraction form
    283,446,428.20/425,169,642.30 = 214,918,095.40/x
  3. Step 3: Cross multiply
    283,446,428.20x = 425,169,642.30 × 214,918,095.40
  4. Step 4: Simplify right side
    283,446,428.20x = 91,376,649,745,015,280
  5. Step 5: Solve for x
    x = 91,376,649,745,015,280/283,446,428.20
  6. Step 6: Final answer
    x = 322,377,143.10

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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.