Home / 307,591,543.80-424,459,898.46-168,335,371.80

Finding the Fourth Proportional to 307,591,543.80, 424,459,898.46 and 168,335,371.80

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Solution

The fourth proportional to 307,591,543.80, 424,459,898.46 and 168,335,371.80 is: 232,293,820.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,591,543.80 : 424,459,898.46 = 168,335,371.80 : x
  2. Step 2: Convert to fraction form
    307,591,543.80/424,459,898.46 = 168,335,371.80/x
  3. Step 3: Cross multiply
    307,591,543.80x = 424,459,898.46 × 168,335,371.80
  4. Step 4: Simplify right side
    307,591,543.80x = 71,451,614,821,454,352
  5. Step 5: Solve for x
    x = 71,451,614,821,454,352/307,591,543.80
  6. Step 6: Final answer
    x = 232,293,820.37

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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.