Home / 497,667,209.60-746,500,814.40-306,298,812.80

Finding the Fourth Proportional to 497,667,209.60, 746,500,814.40 and 306,298,812.80

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Solution

The fourth proportional to 497,667,209.60, 746,500,814.40 and 306,298,812.80 is: 459,448,219.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,667,209.60 : 746,500,814.40 = 306,298,812.80 : x
  2. Step 2: Convert to fraction form
    497,667,209.60/746,500,814.40 = 306,298,812.80/x
  3. Step 3: Cross multiply
    497,667,209.60x = 746,500,814.40 × 306,298,812.80
  4. Step 4: Simplify right side
    497,667,209.60x = 228,652,313,204,953,152
  5. Step 5: Solve for x
    x = 228,652,313,204,953,152/497,667,209.60
  6. Step 6: Final answer
    x = 459,448,219.20

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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.