Home / 90,689,183.28-136,007,420.65-35,344,700.73

Finding the Fourth Proportional to 90,689,183.28, 136,007,420.65 and 35,344,700.73

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Solution

The fourth proportional to 90,689,183.28, 136,007,420.65 and 35,344,700.73 is: 53,006,779.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,689,183.28 : 136,007,420.65 = 35,344,700.73 : x
  2. Step 2: Convert to fraction form
    90,689,183.28/136,007,420.65 = 35,344,700.73/x
  3. Step 3: Cross multiply
    90,689,183.28x = 136,007,420.65 × 35,344,700.73
  4. Step 4: Simplify right side
    90,689,183.28x = 4,807,141,579,933,472
  5. Step 5: Solve for x
    x = 4,807,141,579,933,472/90,689,183.28
  6. Step 6: Final answer
    x = 53,006,779.93

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1.5x scale

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.