Home / 307,681,856.10-424,600,766.37-168,452,580.96

Finding the Fourth Proportional to 307,681,856.10, 424,600,766.37 and 168,452,580.96

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Solution

The fourth proportional to 307,681,856.10, 424,600,766.37 and 168,452,580.96 is: 232,464,454.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,681,856.10 : 424,600,766.37 = 168,452,580.96 : x
  2. Step 2: Convert to fraction form
    307,681,856.10/424,600,766.37 = 168,452,580.96/x
  3. Step 3: Cross multiply
    307,681,856.10x = 424,600,766.37 × 168,452,580.96
  4. Step 4: Simplify right side
    307,681,856.10x = 71,525,094,972,620,472
  5. Step 5: Solve for x
    x = 71,525,094,972,620,472/307,681,856.10
  6. Step 6: Final answer
    x = 232,464,454.94

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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.