Home / 979,876,337.20-1,468,113,894.60-634,652,263.60

Finding the Fourth Proportional to 979,876,337.20, 1,468,113,894.60 and 634,652,263.60

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Solution

The fourth proportional to 979,876,337.20, 1,468,113,894.60 and 634,652,263.60 is: 950,876,933.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,876,337.20 : 1,468,113,894.60 = 634,652,263.60 : x
  2. Step 2: Convert to fraction form
    979,876,337.20/1,468,113,894.60 = 634,652,263.60/x
  3. Step 3: Cross multiply
    979,876,337.20x = 1,468,113,894.60 × 634,652,263.60
  4. Step 4: Simplify right side
    979,876,337.20x = 931,741,806,430,501,760
  5. Step 5: Solve for x
    x = 931,741,806,430,501,760/979,876,337.20
  6. Step 6: Final answer
    x = 950,876,933.20

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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.