Home / 201,897,176.10-302,149,034.55-121,176,075.30

Finding the Fourth Proportional to 201,897,176.10, 302,149,034.55 and 121,176,075.30

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Solution

The fourth proportional to 201,897,176.10, 302,149,034.55 and 121,176,075.30 is: 181,345,944.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,897,176.10 : 302,149,034.55 = 121,176,075.30 : x
  2. Step 2: Convert to fraction form
    201,897,176.10/302,149,034.55 = 121,176,075.30/x
  3. Step 3: Cross multiply
    201,897,176.10x = 302,149,034.55 × 121,176,075.30
  4. Step 4: Simplify right side
    201,897,176.10x = 36,613,234,162,453,104
  5. Step 5: Solve for x
    x = 36,613,234,162,453,104/201,897,176.10
  6. Step 6: Final answer
    x = 181,345,944.85

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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.