Home / 82,477,350.22-113,816,758.07-45,807,950.38

Finding the Fourth Proportional to 82,477,350.22, 113,816,758.07 and 45,807,950.38

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Solution

The fourth proportional to 82,477,350.22, 113,816,758.07 and 45,807,950.38 is: 63,213,868.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,477,350.22 : 113,816,758.07 = 45,807,950.38 : x
  2. Step 2: Convert to fraction form
    82,477,350.22/113,816,758.07 = 45,807,950.38/x
  3. Step 3: Cross multiply
    82,477,350.22x = 113,816,758.07 × 45,807,950.38
  4. Step 4: Simplify right side
    82,477,350.22x = 5,213,712,405,853,985
  5. Step 5: Solve for x
    x = 5,213,712,405,853,985/82,477,350.22
  6. Step 6: Final answer
    x = 63,213,868.92

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1.5x scale

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.