Home / 126,025,525.40-189,180,005.70-97,398,570.20

Finding the Fourth Proportional to 126,025,525.40, 189,180,005.70 and 97,398,570.20

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Solution

The fourth proportional to 126,025,525.40, 189,180,005.70 and 97,398,570.20 is: 146,207,381.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,025,525.40 : 189,180,005.70 = 97,398,570.20 : x
  2. Step 2: Convert to fraction form
    126,025,525.40/189,180,005.70 = 97,398,570.20/x
  3. Step 3: Cross multiply
    126,025,525.40x = 189,180,005.70 × 97,398,570.20
  4. Step 4: Simplify right side
    126,025,525.40x = 18,425,862,065,607,848
  5. Step 5: Solve for x
    x = 18,425,862,065,607,848/126,025,525.40
  6. Step 6: Final answer
    x = 146,207,381.46

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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.