Home / 131,408,428.76-197,132,253.69-48,403,856.35

Finding the Fourth Proportional to 131,408,428.76, 197,132,253.69 and 48,403,856.35

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Solution

The fourth proportional to 131,408,428.76, 197,132,253.69 and 48,403,856.35 is: 72,613,008.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,408,428.76 : 197,132,253.69 = 48,403,856.35 : x
  2. Step 2: Convert to fraction form
    131,408,428.76/197,132,253.69 = 48,403,856.35/x
  3. Step 3: Cross multiply
    131,408,428.76x = 197,132,253.69 × 48,403,856.35
  4. Step 4: Simplify right side
    131,408,428.76x = 9,541,961,289,562,518
  5. Step 5: Solve for x
    x = 9,541,961,289,562,518/131,408,428.76
  6. Step 6: Final answer
    x = 72,613,008.01

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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.