Home / 70,330,422.20-97,059,443.82-42,452,689.28

Finding the Fourth Proportional to 70,330,422.20, 97,059,443.82 and 42,452,689.28

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Solution

The fourth proportional to 70,330,422.20, 97,059,443.82 and 42,452,689.28 is: 58,586,800.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,330,422.20 : 97,059,443.82 = 42,452,689.28 : x
  2. Step 2: Convert to fraction form
    70,330,422.20/97,059,443.82 = 42,452,689.28/x
  3. Step 3: Cross multiply
    70,330,422.20x = 97,059,443.82 × 42,452,689.28
  4. Step 4: Simplify right side
    70,330,422.20x = 4,120,434,410,180,076
  5. Step 5: Solve for x
    x = 4,120,434,410,180,076/70,330,422.20
  6. Step 6: Final answer
    x = 58,586,800.44

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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.