Home / 97,002,230.40-145,503,345.60-89,987,209.20

Finding the Fourth Proportional to 97,002,230.40, 145,503,345.60 and 89,987,209.20

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Solution

The fourth proportional to 97,002,230.40, 145,503,345.60 and 89,987,209.20 is: 134,980,813.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,002,230.40 : 145,503,345.60 = 89,987,209.20 : x
  2. Step 2: Convert to fraction form
    97,002,230.40/145,503,345.60 = 89,987,209.20/x
  3. Step 3: Cross multiply
    97,002,230.40x = 145,503,345.60 × 89,987,209.20
  4. Step 4: Simplify right side
    97,002,230.40x = 13,093,439,999,807,100
  5. Step 5: Solve for x
    x = 13,093,439,999,807,100/97,002,230.40
  6. Step 6: Final answer
    x = 134,980,813.80

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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.