Home / 111,105,316.92-153,326,563.50-61,546,449.72

Finding the Fourth Proportional to 111,105,316.92, 153,326,563.50 and 61,546,449.72

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Solution

The fourth proportional to 111,105,316.92, 153,326,563.50 and 61,546,449.72 is: 84,934,779.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,105,316.92 : 153,326,563.50 = 61,546,449.72 : x
  2. Step 2: Convert to fraction form
    111,105,316.92/153,326,563.50 = 61,546,449.72/x
  3. Step 3: Cross multiply
    111,105,316.92x = 153,326,563.50 × 61,546,449.72
  4. Step 4: Simplify right side
    111,105,316.92x = 9,436,705,631,193,138
  5. Step 5: Solve for x
    x = 9,436,705,631,193,138/111,105,316.92
  6. Step 6: Final answer
    x = 84,934,779.84

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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.