Home / 219,176,647.11-302,453,024.69-120,057,834.15

Finding the Fourth Proportional to 219,176,647.11, 302,453,024.69 and 120,057,834.15

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Solution

The fourth proportional to 219,176,647.11, 302,453,024.69 and 120,057,834.15 is: 165,673,923.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,176,647.11 : 302,453,024.69 = 120,057,834.15 : x
  2. Step 2: Convert to fraction form
    219,176,647.11/302,453,024.69 = 120,057,834.15/x
  3. Step 3: Cross multiply
    219,176,647.11x = 302,453,024.69 × 120,057,834.15
  4. Step 4: Simplify right side
    219,176,647.11x = 36,311,855,075,797,592
  5. Step 5: Solve for x
    x = 36,311,855,075,797,592/219,176,647.11
  6. Step 6: Final answer
    x = 165,673,923.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.