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Finding the Third Proportional to 535,842,990 and 1,153,791,153.75

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Solution

The third proportional to 535,842,990 and 1,153,791,153.75 is: 2,484,373,317.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,842,990 : 1,153,791,153.75 = 1,153,791,153.75 : x
  2. Step 2: Convert to fraction form
    535,842,990/1,153,791,153.75 = 1,153,791,153.75/x
  3. Step 3: Cross multiply
    535,842,990x = 1,153,791,153.75 × 1,153,791,153.75
  4. Step 4: Simplify right side
    535,842,990x = 1,331,234,026,471,756,032
  5. Step 5: Solve for x
    x = 1,331,234,026,471,756,032/535,842,990
  6. Step 6: Final answer
    x = 2,484,373,317.03

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.