Home / 97,211,563.60-145,857,605.40-42,595,933.20

Finding the Fourth Proportional to 97,211,563.60, 145,857,605.40 and 42,595,933.20

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Solution

The fourth proportional to 97,211,563.60, 145,857,605.40 and 42,595,933.20 is: 63,911,540.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,211,563.60 : 145,857,605.40 = 42,595,933.20 : x
  2. Step 2: Convert to fraction form
    97,211,563.60/145,857,605.40 = 42,595,933.20/x
  3. Step 3: Cross multiply
    97,211,563.60x = 145,857,605.40 × 42,595,933.20
  4. Step 4: Simplify right side
    97,211,563.60x = 6,212,940,816,330,360
  5. Step 5: Solve for x
    x = 6,212,940,816,330,360/97,211,563.60
  6. Step 6: Final answer
    x = 63,911,540.83

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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.