Home / 1,644,154,657.20-2,466,231,985.80-772,458,556.95

Finding the Fourth Proportional to 1,644,154,657.20, 2,466,231,985.80 and 772,458,556.95

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Solution

The fourth proportional to 1,644,154,657.20, 2,466,231,985.80 and 772,458,556.95 is: 1,158,687,835.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,154,657.20 : 2,466,231,985.80 = 772,458,556.95 : x
  2. Step 2: Convert to fraction form
    1,644,154,657.20/2,466,231,985.80 = 772,458,556.95/x
  3. Step 3: Cross multiply
    1,644,154,657.20x = 2,466,231,985.80 × 772,458,556.95
  4. Step 4: Simplify right side
    1,644,154,657.20x = 1,905,062,000,855,001,088
  5. Step 5: Solve for x
    x = 1,905,062,000,855,001,088/1,644,154,657.20
  6. Step 6: Final answer
    x = 1,158,687,835.43

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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.