Home / 219,853,010.40-329,779,515.60-112,133,637.60

Finding the Fourth Proportional to 219,853,010.40, 329,779,515.60 and 112,133,637.60

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Solution

The fourth proportional to 219,853,010.40, 329,779,515.60 and 112,133,637.60 is: 168,200,456.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,853,010.40 : 329,779,515.60 = 112,133,637.60 : x
  2. Step 2: Convert to fraction form
    219,853,010.40/329,779,515.60 = 112,133,637.60/x
  3. Step 3: Cross multiply
    219,853,010.40x = 329,779,515.60 × 112,133,637.60
  4. Step 4: Simplify right side
    219,853,010.40x = 36,979,376,690,193,944
  5. Step 5: Solve for x
    x = 36,979,376,690,193,944/219,853,010.40
  6. Step 6: Final answer
    x = 168,200,456.40

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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.