Home / 807,409,948.52-1,114,226,177.46-436,131,983

Finding the Fourth Proportional to 807,409,948.52, 1,114,226,177.46 and 436,131,983

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Solution

The fourth proportional to 807,409,948.52, 1,114,226,177.46 and 436,131,983 is: 601,862,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,409,948.52 : 1,114,226,177.46 = 436,131,983 : x
  2. Step 2: Convert to fraction form
    807,409,948.52/1,114,226,177.46 = 436,131,983/x
  3. Step 3: Cross multiply
    807,409,948.52x = 1,114,226,177.46 × 436,131,983
  4. Step 4: Simplify right side
    807,409,948.52x = 485,949,672,286,139,712
  5. Step 5: Solve for x
    x = 485,949,672,286,139,712/807,409,948.52
  6. Step 6: Final answer
    x = 601,862,378.80

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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.