Home / 299,280,768.30-448,921,152.45-176,836,761.90

Finding the Fourth Proportional to 299,280,768.30, 448,921,152.45 and 176,836,761.90

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Solution

The fourth proportional to 299,280,768.30, 448,921,152.45 and 176,836,761.90 is: 265,255,142.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,280,768.30 : 448,921,152.45 = 176,836,761.90 : x
  2. Step 2: Convert to fraction form
    299,280,768.30/448,921,152.45 = 176,836,761.90/x
  3. Step 3: Cross multiply
    299,280,768.30x = 448,921,152.45 × 176,836,761.90
  4. Step 4: Simplify right side
    299,280,768.30x = 79,385,762,947,674,256
  5. Step 5: Solve for x
    x = 79,385,762,947,674,256/299,280,768.30
  6. Step 6: Final answer
    x = 265,255,142.85

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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.