Home / 160,483,667.92-221,490,856.02-89,924,049.52

Finding the Fourth Proportional to 160,483,667.92, 221,490,856.02 and 89,924,049.52

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Solution

The fourth proportional to 160,483,667.92, 221,490,856.02 and 89,924,049.52 is: 124,108,296.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,483,667.92 : 221,490,856.02 = 89,924,049.52 : x
  2. Step 2: Convert to fraction form
    160,483,667.92/221,490,856.02 = 89,924,049.52/x
  3. Step 3: Cross multiply
    160,483,667.92x = 221,490,856.02 × 89,924,049.52
  4. Step 4: Simplify right side
    160,483,667.92x = 19,917,354,704,969,672
  5. Step 5: Solve for x
    x = 19,917,354,704,969,672/160,483,667.92
  6. Step 6: Final answer
    x = 124,108,296.89

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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.