Home / 235,507,312.17-325,000,105.65-131,083,141.68

Finding the Fourth Proportional to 235,507,312.17, 325,000,105.65 and 131,083,141.68

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Solution

The fourth proportional to 235,507,312.17, 325,000,105.65 and 131,083,141.68 is: 180,894,743.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,507,312.17 : 325,000,105.65 = 131,083,141.68 : x
  2. Step 2: Convert to fraction form
    235,507,312.17/325,000,105.65 = 131,083,141.68/x
  3. Step 3: Cross multiply
    235,507,312.17x = 325,000,105.65 × 131,083,141.68
  4. Step 4: Simplify right side
    235,507,312.17x = 42,602,034,894,933,920
  5. Step 5: Solve for x
    x = 42,602,034,894,933,920/235,507,312.17
  6. Step 6: Final answer
    x = 180,894,743.79

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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.