Home / 769,479,542.60-1,154,219,313.90-224,238,864.20

Finding the Fourth Proportional to 769,479,542.60, 1,154,219,313.90 and 224,238,864.20

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Solution

The fourth proportional to 769,479,542.60, 1,154,219,313.90 and 224,238,864.20 is: 336,358,296.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,479,542.60 : 1,154,219,313.90 = 224,238,864.20 : x
  2. Step 2: Convert to fraction form
    769,479,542.60/1,154,219,313.90 = 224,238,864.20/x
  3. Step 3: Cross multiply
    769,479,542.60x = 1,154,219,313.90 × 224,238,864.20
  4. Step 4: Simplify right side
    769,479,542.60x = 258,820,827,986,639,296
  5. Step 5: Solve for x
    x = 258,820,827,986,639,296/769,479,542.60
  6. Step 6: Final answer
    x = 336,358,296.30

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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.