Home / 534,134,777.60-801,202,166.40-485,667,358.40

Finding the Fourth Proportional to 534,134,777.60, 801,202,166.40 and 485,667,358.40

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Solution

The fourth proportional to 534,134,777.60, 801,202,166.40 and 485,667,358.40 is: 728,501,037.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,134,777.60 : 801,202,166.40 = 485,667,358.40 : x
  2. Step 2: Convert to fraction form
    534,134,777.60/801,202,166.40 = 485,667,358.40/x
  3. Step 3: Cross multiply
    534,134,777.60x = 801,202,166.40 × 485,667,358.40
  4. Step 4: Simplify right side
    534,134,777.60x = 389,117,739,699,845,184
  5. Step 5: Solve for x
    x = 389,117,739,699,845,184/534,134,777.60
  6. Step 6: Final answer
    x = 728,501,037.60

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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.