Home / 280,849,000.10-421,105,538.55-144,800,104.10

Finding the Fourth Proportional to 280,849,000.10, 421,105,538.55 and 144,800,104.10

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Solution

The fourth proportional to 280,849,000.10, 421,105,538.55 and 144,800,104.10 is: 217,113,558.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,849,000.10 : 421,105,538.55 = 144,800,104.10 : x
  2. Step 2: Convert to fraction form
    280,849,000.10/421,105,538.55 = 144,800,104.10/x
  3. Step 3: Cross multiply
    280,849,000.10x = 421,105,538.55 × 144,800,104.10
  4. Step 4: Simplify right side
    280,849,000.10x = 60,976,125,819,126,560
  5. Step 5: Solve for x
    x = 60,976,125,819,126,560/280,849,000.10
  6. Step 6: Final answer
    x = 217,113,558.52

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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.