Home / 86,865,650.67-119,885,233.10-50,196,221.67

Finding the Fourth Proportional to 86,865,650.67, 119,885,233.10 and 50,196,221.67

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Solution

The fourth proportional to 86,865,650.67, 119,885,233.10 and 50,196,221.67 is: 69,276,931.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,865,650.67 : 119,885,233.10 = 50,196,221.67 : x
  2. Step 2: Convert to fraction form
    86,865,650.67/119,885,233.10 = 50,196,221.67/x
  3. Step 3: Cross multiply
    86,865,650.67x = 119,885,233.10 × 50,196,221.67
  4. Step 4: Simplify right side
    86,865,650.67x = 6,017,785,735,396,240
  5. Step 5: Solve for x
    x = 6,017,785,735,396,240/86,865,650.67
  6. Step 6: Final answer
    x = 69,276,931.55

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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.