Home / 873,406,691.92-1,310,563,453.56-356,216,568.40

Finding the Fourth Proportional to 873,406,691.92, 1,310,563,453.56 and 356,216,568.40

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Solution

The fourth proportional to 873,406,691.92, 1,310,563,453.56 and 356,216,568.40 is: 534,509,776.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,406,691.92 : 1,310,563,453.56 = 356,216,568.40 : x
  2. Step 2: Convert to fraction form
    873,406,691.92/1,310,563,453.56 = 356,216,568.40/x
  3. Step 3: Cross multiply
    873,406,691.92x = 1,310,563,453.56 × 356,216,568.40
  4. Step 4: Simplify right side
    873,406,691.92x = 466,844,416,097,595,904
  5. Step 5: Solve for x
    x = 466,844,416,097,595,904/873,406,691.92
  6. Step 6: Final answer
    x = 534,509,776.96

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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.