Home / 949,591,302.48-1,310,443,691.58-526,212,035.72

Finding the Fourth Proportional to 949,591,302.48, 1,310,443,691.58 and 526,212,035.72

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Solution

The fourth proportional to 949,591,302.48, 1,310,443,691.58 and 526,212,035.72 is: 726,176,872.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,591,302.48 : 1,310,443,691.58 = 526,212,035.72 : x
  2. Step 2: Convert to fraction form
    949,591,302.48/1,310,443,691.58 = 526,212,035.72/x
  3. Step 3: Cross multiply
    949,591,302.48x = 1,310,443,691.58 × 526,212,035.72
  4. Step 4: Simplify right side
    949,591,302.48x = 689,571,242,642,743,680
  5. Step 5: Solve for x
    x = 689,571,242,642,743,680/949,591,302.48
  6. Step 6: Final answer
    x = 726,176,872.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.