Home / 296,690,417.70-445,035,626.55-204,857,412.90

Finding the Fourth Proportional to 296,690,417.70, 445,035,626.55 and 204,857,412.90

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Solution

The fourth proportional to 296,690,417.70, 445,035,626.55 and 204,857,412.90 is: 307,286,119.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,690,417.70 : 445,035,626.55 = 204,857,412.90 : x
  2. Step 2: Convert to fraction form
    296,690,417.70/445,035,626.55 = 204,857,412.90/x
  3. Step 3: Cross multiply
    296,690,417.70x = 445,035,626.55 × 204,857,412.90
  4. Step 4: Simplify right side
    296,690,417.70x = 91,168,847,103,363,552
  5. Step 5: Solve for x
    x = 91,168,847,103,363,552/296,690,417.70
  6. Step 6: Final answer
    x = 307,286,119.35

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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.