Home / 122,214,167.28-168,652,186.56-67,210,024.32

Finding the Fourth Proportional to 122,214,167.28, 168,652,186.56 and 67,210,024.32

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Solution

The fourth proportional to 122,214,167.28, 168,652,186.56 and 67,210,024.32 is: 92,747,983.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,214,167.28 : 168,652,186.56 = 67,210,024.32 : x
  2. Step 2: Convert to fraction form
    122,214,167.28/168,652,186.56 = 67,210,024.32/x
  3. Step 3: Cross multiply
    122,214,167.28x = 168,652,186.56 × 67,210,024.32
  4. Step 4: Simplify right side
    122,214,167.28x = 11,335,117,560,318,776
  5. Step 5: Solve for x
    x = 11,335,117,560,318,776/122,214,167.28
  6. Step 6: Final answer
    x = 92,747,983.42

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1.5x scale

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.