Home / 92,408,085.60-138,444,166.80-75,276,002.40

Finding the Fourth Proportional to 92,408,085.60, 138,444,166.80 and 75,276,002.40

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Solution

The fourth proportional to 92,408,085.60, 138,444,166.80 and 75,276,002.40 is: 112,777,181.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,408,085.60 : 138,444,166.80 = 75,276,002.40 : x
  2. Step 2: Convert to fraction form
    92,408,085.60/138,444,166.80 = 75,276,002.40/x
  3. Step 3: Cross multiply
    92,408,085.60x = 138,444,166.80 × 75,276,002.40
  4. Step 4: Simplify right side
    92,408,085.60x = 10,421,523,432,302,802
  5. Step 5: Solve for x
    x = 10,421,523,432,302,802/92,408,085.60
  6. Step 6: Final answer
    x = 112,777,181.40

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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.