Home / 136,734,266.80-205,101,400.20-131,956,692.40

Finding the Fourth Proportional to 136,734,266.80, 205,101,400.20 and 131,956,692.40

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Solution

The fourth proportional to 136,734,266.80, 205,101,400.20 and 131,956,692.40 is: 197,935,038.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,734,266.80 : 205,101,400.20 = 131,956,692.40 : x
  2. Step 2: Convert to fraction form
    136,734,266.80/205,101,400.20 = 131,956,692.40/x
  3. Step 3: Cross multiply
    136,734,266.80x = 205,101,400.20 × 131,956,692.40
  4. Step 4: Simplify right side
    136,734,266.80x = 27,064,502,377,000,700
  5. Step 5: Solve for x
    x = 27,064,502,377,000,700/136,734,266.80
  6. Step 6: Final answer
    x = 197,935,038.60

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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.