Home / 662,917,500.32-914,848,235.28-361,519,256.60

Finding the Fourth Proportional to 662,917,500.32, 914,848,235.28 and 361,519,256.60

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Solution

The fourth proportional to 662,917,500.32, 914,848,235.28 and 361,519,256.60 is: 498,908,617.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,917,500.32 : 914,848,235.28 = 361,519,256.60 : x
  2. Step 2: Convert to fraction form
    662,917,500.32/914,848,235.28 = 361,519,256.60/x
  3. Step 3: Cross multiply
    662,917,500.32x = 914,848,235.28 × 361,519,256.60
  4. Step 4: Simplify right side
    662,917,500.32x = 330,735,253,920,247,488
  5. Step 5: Solve for x
    x = 330,735,253,920,247,488/662,917,500.32
  6. Step 6: Final answer
    x = 498,908,617.98

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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.