Home / 159,241,435,669.61-219,753,172,819.80-85,997,659,325.62

Finding the Fourth Proportional to 159,241,435,669.61, 219,753,172,819.80 and 85,997,659,325.62

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Solution

The fourth proportional to 159,241,435,669.61, 219,753,172,819.80 and 85,997,659,325.62 is: 118,676,765,330.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,241,435,669.61 : 219,753,172,819.80 = 85,997,659,325.62 : x
  2. Step 2: Convert to fraction form
    159,241,435,669.61/219,753,172,819.80 = 85,997,659,325.62/x
  3. Step 3: Cross multiply
    159,241,435,669.61x = 219,753,172,819.80 × 85,997,659,325.62
  4. Step 4: Simplify right side
    159,241,435,669.61x = 18,898,258,491,881,254,027,264
  5. Step 5: Solve for x
    x = 18,898,258,491,881,254,027,264/159,241,435,669.61
  6. Step 6: Final answer
    x = 118,676,765,330.67

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1.5x scale

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.