Home / 158,886,474.57-219,281,704.61-92,823,486.93

Finding the Fourth Proportional to 158,886,474.57, 219,281,704.61 and 92,823,486.93

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Solution

The fourth proportional to 158,886,474.57, 219,281,704.61 and 92,823,486.93 is: 128,107,143.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,886,474.57 : 219,281,704.61 = 92,823,486.93 : x
  2. Step 2: Convert to fraction form
    158,886,474.57/219,281,704.61 = 92,823,486.93/x
  3. Step 3: Cross multiply
    158,886,474.57x = 219,281,704.61 × 92,823,486.93
  4. Step 4: Simplify right side
    158,886,474.57x = 20,354,492,441,390,340
  5. Step 5: Solve for x
    x = 20,354,492,441,390,340/158,886,474.57
  6. Step 6: Final answer
    x = 128,107,143.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.