Home / 223,265,456.48-334,948,728.72-77,705,890.40

Finding the Fourth Proportional to 223,265,456.48, 334,948,728.72 and 77,705,890.40

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Solution

The fourth proportional to 223,265,456.48, 334,948,728.72 and 77,705,890.40 is: 116,576,427.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,265,456.48 : 334,948,728.72 = 77,705,890.40 : x
  2. Step 2: Convert to fraction form
    223,265,456.48/334,948,728.72 = 77,705,890.40/x
  3. Step 3: Cross multiply
    223,265,456.48x = 334,948,728.72 × 77,705,890.40
  4. Step 4: Simplify right side
    223,265,456.48x = 26,027,489,203,535,656
  5. Step 5: Solve for x
    x = 26,027,489,203,535,656/223,265,456.48
  6. Step 6: Final answer
    x = 116,576,427.07

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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.