Home / 97,023,145.20-145,534,717.80-39,556,658.40

Finding the Fourth Proportional to 97,023,145.20, 145,534,717.80 and 39,556,658.40

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Solution

The fourth proportional to 97,023,145.20, 145,534,717.80 and 39,556,658.40 is: 59,334,987.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,023,145.20 : 145,534,717.80 = 39,556,658.40 : x
  2. Step 2: Convert to fraction form
    97,023,145.20/145,534,717.80 = 39,556,658.40/x
  3. Step 3: Cross multiply
    97,023,145.20x = 145,534,717.80 × 39,556,658.40
  4. Step 4: Simplify right side
    97,023,145.20x = 5,756,867,117,355,000
  5. Step 5: Solve for x
    x = 5,756,867,117,355,000/97,023,145.20
  6. Step 6: Final answer
    x = 59,334,987.60

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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.