Home / 120,831,471.40-181,247,207.10-34,572,692.20

Finding the Fourth Proportional to 120,831,471.40, 181,247,207.10 and 34,572,692.20

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Solution

The fourth proportional to 120,831,471.40, 181,247,207.10 and 34,572,692.20 is: 51,859,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,831,471.40 : 181,247,207.10 = 34,572,692.20 : x
  2. Step 2: Convert to fraction form
    120,831,471.40/181,247,207.10 = 34,572,692.20/x
  3. Step 3: Cross multiply
    120,831,471.40x = 181,247,207.10 × 34,572,692.20
  4. Step 4: Simplify right side
    120,831,471.40x = 6,266,203,903,177,955
  5. Step 5: Solve for x
    x = 6,266,203,903,177,955/120,831,471.40
  6. Step 6: Final answer
    x = 51,859,038.30

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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.