Home / 191,654,590.76-287,530,266.54-53,480,081.96

Finding the Fourth Proportional to 191,654,590.76, 287,530,266.54 and 53,480,081.96

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Solution

The fourth proportional to 191,654,590.76, 287,530,266.54 and 53,480,081.96 is: 80,233,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,654,590.76 : 287,530,266.54 = 53,480,081.96 : x
  2. Step 2: Convert to fraction form
    191,654,590.76/287,530,266.54 = 53,480,081.96/x
  3. Step 3: Cross multiply
    191,654,590.76x = 287,530,266.54 × 53,480,081.96
  4. Step 4: Simplify right side
    191,654,590.76x = 15,377,142,220,539,848
  5. Step 5: Solve for x
    x = 15,377,142,220,539,848/191,654,590.76
  6. Step 6: Final answer
    x = 80,233,623.20

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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.