Home / 290,424,499.20-435,636,748.80-224,667,532.80

Finding the Fourth Proportional to 290,424,499.20, 435,636,748.80 and 224,667,532.80

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Solution

The fourth proportional to 290,424,499.20, 435,636,748.80 and 224,667,532.80 is: 337,001,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,424,499.20 : 435,636,748.80 = 224,667,532.80 : x
  2. Step 2: Convert to fraction form
    290,424,499.20/435,636,748.80 = 224,667,532.80/x
  3. Step 3: Cross multiply
    290,424,499.20x = 435,636,748.80 × 224,667,532.80
  4. Step 4: Simplify right side
    290,424,499.20x = 97,873,433,549,909,376
  5. Step 5: Solve for x
    x = 97,873,433,549,909,376/290,424,499.20
  6. Step 6: Final answer
    x = 337,001,299.20

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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.