Home / 107,270,679.40-160,906,019.10-64,272,509.80

Finding the Fourth Proportional to 107,270,679.40, 160,906,019.10 and 64,272,509.80

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Solution

The fourth proportional to 107,270,679.40, 160,906,019.10 and 64,272,509.80 is: 96,408,764.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,270,679.40 : 160,906,019.10 = 64,272,509.80 : x
  2. Step 2: Convert to fraction form
    107,270,679.40/160,906,019.10 = 64,272,509.80/x
  3. Step 3: Cross multiply
    107,270,679.40x = 160,906,019.10 × 64,272,509.80
  4. Step 4: Simplify right side
    107,270,679.40x = 10,341,833,689,483,736
  5. Step 5: Solve for x
    x = 10,341,833,689,483,736/107,270,679.40
  6. Step 6: Final answer
    x = 96,408,764.70

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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.