Home / 650,420,647.76-897,598,465.80-368,140,650.32

Finding the Fourth Proportional to 650,420,647.76, 897,598,465.80 and 368,140,650.32

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Solution

The fourth proportional to 650,420,647.76, 897,598,465.80 and 368,140,650.32 is: 508,044,269.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,420,647.76 : 897,598,465.80 = 368,140,650.32 : x
  2. Step 2: Convert to fraction form
    650,420,647.76/897,598,465.80 = 368,140,650.32/x
  3. Step 3: Cross multiply
    650,420,647.76x = 897,598,465.80 × 368,140,650.32
  4. Step 4: Simplify right side
    650,420,647.76x = 330,442,482,925,846,272
  5. Step 5: Solve for x
    x = 330,442,482,925,846,272/650,420,647.76
  6. Step 6: Final answer
    x = 508,044,269.60

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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.