Home / 132,130,058.76-198,197,081.28-45,871,205.58

Finding the Fourth Proportional to 132,130,058.76, 198,197,081.28 and 45,871,205.58

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Solution

The fourth proportional to 132,130,058.76, 198,197,081.28 and 45,871,205.58 is: 68,807,500.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,130,058.76 : 198,197,081.28 = 45,871,205.58 : x
  2. Step 2: Convert to fraction form
    132,130,058.76/198,197,081.28 = 45,871,205.58/x
  3. Step 3: Cross multiply
    132,130,058.76x = 198,197,081.28 × 45,871,205.58
  4. Step 4: Simplify right side
    132,130,058.76x = 9,091,539,060,750,850
  5. Step 5: Solve for x
    x = 9,091,539,060,750,850/132,130,058.76
  6. Step 6: Final answer
    x = 68,807,500.32

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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.