Home / 497,667,497.60-746,501,246.40-425,108,086.40

Finding the Fourth Proportional to 497,667,497.60, 746,501,246.40 and 425,108,086.40

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Solution

The fourth proportional to 497,667,497.60, 746,501,246.40 and 425,108,086.40 is: 637,662,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,667,497.60 : 746,501,246.40 = 425,108,086.40 : x
  2. Step 2: Convert to fraction form
    497,667,497.60/746,501,246.40 = 425,108,086.40/x
  3. Step 3: Cross multiply
    497,667,497.60x = 746,501,246.40 × 425,108,086.40
  4. Step 4: Simplify right side
    497,667,497.60x = 317,343,716,352,318,848
  5. Step 5: Solve for x
    x = 317,343,716,352,318,848/497,667,497.60
  6. Step 6: Final answer
    x = 637,662,129.60

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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.