Home / 136,075,738.69-204,056,855.13-42,678,647.08

Finding the Fourth Proportional to 136,075,738.69, 204,056,855.13 and 42,678,647.08

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Solution

The fourth proportional to 136,075,738.69, 204,056,855.13 and 42,678,647.08 is: 64,000,170.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,075,738.69 : 204,056,855.13 = 42,678,647.08 : x
  2. Step 2: Convert to fraction form
    136,075,738.69/204,056,855.13 = 42,678,647.08/x
  3. Step 3: Cross multiply
    136,075,738.69x = 204,056,855.13 × 42,678,647.08
  4. Step 4: Simplify right side
    136,075,738.69x = 8,708,870,503,997,860
  5. Step 5: Solve for x
    x = 8,708,870,503,997,860/136,075,738.69
  6. Step 6: Final answer
    x = 64,000,170.70

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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.