Home / 124,272,961,463.52-171,543,324,035.04-81,456,203,606.40

Finding the Fourth Proportional to 124,272,961,463.52, 171,543,324,035.04 and 81,456,203,606.40

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Solution

The fourth proportional to 124,272,961,463.52, 171,543,324,035.04 and 81,456,203,606.40 is: 112,440,129,899.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,272,961,463.52 : 171,543,324,035.04 = 81,456,203,606.40 : x
  2. Step 2: Convert to fraction form
    124,272,961,463.52/171,543,324,035.04 = 81,456,203,606.40/x
  3. Step 3: Cross multiply
    124,272,961,463.52x = 171,543,324,035.04 × 81,456,203,606.40
  4. Step 4: Simplify right side
    124,272,961,463.52x = 13,973,267,929,916,868,919,296
  5. Step 5: Solve for x
    x = 13,973,267,929,916,868,919,296/124,272,961,463.52
  6. Step 6: Final answer
    x = 112,440,129,899.20

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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.