Home / 88,590,541.40-132,885,812.10-83,215,770.20

Finding the Fourth Proportional to 88,590,541.40, 132,885,812.10 and 83,215,770.20

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Solution

The fourth proportional to 88,590,541.40, 132,885,812.10 and 83,215,770.20 is: 124,823,655.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,590,541.40 : 132,885,812.10 = 83,215,770.20 : x
  2. Step 2: Convert to fraction form
    88,590,541.40/132,885,812.10 = 83,215,770.20/x
  3. Step 3: Cross multiply
    88,590,541.40x = 132,885,812.10 × 83,215,770.20
  4. Step 4: Simplify right side
    88,590,541.40x = 11,058,195,202,553,980
  5. Step 5: Solve for x
    x = 11,058,195,202,553,980/88,590,541.40
  6. Step 6: Final answer
    x = 124,823,655.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.