Home / 3,280,219,155.92-4,920,546,915.27-1,152,807,553.95

Finding the Fourth Proportional to 3,280,219,155.92, 4,920,546,915.27 and 1,152,807,553.95

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Solution

The fourth proportional to 3,280,219,155.92, 4,920,546,915.27 and 1,152,807,553.95 is: 1,729,288,009.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,219,155.92 : 4,920,546,915.27 = 1,152,807,553.95 : x
  2. Step 2: Convert to fraction form
    3,280,219,155.92/4,920,546,915.27 = 1,152,807,553.95/x
  3. Step 3: Cross multiply
    3,280,219,155.92x = 4,920,546,915.27 × 1,152,807,553.95
  4. Step 4: Simplify right side
    3,280,219,155.92x = 5,672,443,653,488,627,712
  5. Step 5: Solve for x
    x = 5,672,443,653,488,627,712/3,280,219,155.92
  6. Step 6: Final answer
    x = 1,729,288,009.08

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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.