Home / 165,047,981.10-247,571,971.65-88,520,477.10

Finding the Fourth Proportional to 165,047,981.10, 247,571,971.65 and 88,520,477.10

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Solution

The fourth proportional to 165,047,981.10, 247,571,971.65 and 88,520,477.10 is: 132,780,715.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,047,981.10 : 247,571,971.65 = 88,520,477.10 : x
  2. Step 2: Convert to fraction form
    165,047,981.10/247,571,971.65 = 88,520,477.10/x
  3. Step 3: Cross multiply
    165,047,981.10x = 247,571,971.65 × 88,520,477.10
  4. Step 4: Simplify right side
    165,047,981.10x = 21,915,189,047,045,672
  5. Step 5: Solve for x
    x = 21,915,189,047,045,672/165,047,981.10
  6. Step 6: Final answer
    x = 132,780,715.65

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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.