Home / 278,819,272.10-418,228,908.15-97,006,024.10

Finding the Fourth Proportional to 278,819,272.10, 418,228,908.15 and 97,006,024.10

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Solution

The fourth proportional to 278,819,272.10, 418,228,908.15 and 97,006,024.10 is: 145,509,036.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,819,272.10 : 418,228,908.15 = 97,006,024.10 : x
  2. Step 2: Convert to fraction form
    278,819,272.10/418,228,908.15 = 97,006,024.10/x
  3. Step 3: Cross multiply
    278,819,272.10x = 418,228,908.15 × 97,006,024.10
  4. Step 4: Simplify right side
    278,819,272.10x = 40,570,723,543,315,584
  5. Step 5: Solve for x
    x = 40,570,723,543,315,584/278,819,272.10
  6. Step 6: Final answer
    x = 145,509,036.15

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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.