Home / 322,991,870.13-445,669,985.61-181,841,140.53

Finding the Fourth Proportional to 322,991,870.13, 445,669,985.61 and 181,841,140.53

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Solution

The fourth proportional to 322,991,870.13, 445,669,985.61 and 181,841,140.53 is: 250,907,672.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,991,870.13 : 445,669,985.61 = 181,841,140.53 : x
  2. Step 2: Convert to fraction form
    322,991,870.13/445,669,985.61 = 181,841,140.53/x
  3. Step 3: Cross multiply
    322,991,870.13x = 445,669,985.61 × 181,841,140.53
  4. Step 4: Simplify right side
    322,991,870.13x = 81,041,138,483,311,088
  5. Step 5: Solve for x
    x = 81,041,138,483,311,088/322,991,870.13
  6. Step 6: Final answer
    x = 250,907,672.85

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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.