Home / 191,760,900.28-264,629,928.20-103,654,899.13

Finding the Fourth Proportional to 191,760,900.28, 264,629,928.20 and 103,654,899.13

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Solution

The fourth proportional to 191,760,900.28, 264,629,928.20 and 103,654,899.13 is: 143,043,699.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,760,900.28 : 264,629,928.20 = 103,654,899.13 : x
  2. Step 2: Convert to fraction form
    191,760,900.28/264,629,928.20 = 103,654,899.13/x
  3. Step 3: Cross multiply
    191,760,900.28x = 264,629,928.20 × 103,654,899.13
  4. Step 4: Simplify right side
    191,760,900.28x = 27,430,188,514,350,140
  5. Step 5: Solve for x
    x = 27,430,188,514,350,140/191,760,900.28
  6. Step 6: Final answer
    x = 143,043,699.08

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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.