Home / 649,408,672.40-974,014,584.87-176,744,548.46

Finding the Fourth Proportional to 649,408,672.40, 974,014,584.87 and 176,744,548.46

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Solution

The fourth proportional to 649,408,672.40, 974,014,584.87 and 176,744,548.46 is: 265,090,035.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,408,672.40 : 974,014,584.87 = 176,744,548.46 : x
  2. Step 2: Convert to fraction form
    649,408,672.40/974,014,584.87 = 176,744,548.46/x
  3. Step 3: Cross multiply
    649,408,672.40x = 974,014,584.87 × 176,744,548.46
  4. Step 4: Simplify right side
    649,408,672.40x = 172,151,767,998,405,248
  5. Step 5: Solve for x
    x = 172,151,767,998,405,248/649,408,672.40
  6. Step 6: Final answer
    x = 265,090,035.47

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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.