Home / 465,338,365.76-697,931,965.91-219,694,525.76

Finding the Fourth Proportional to 465,338,365.76, 697,931,965.91 and 219,694,525.76

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Solution

The fourth proportional to 465,338,365.76, 697,931,965.91 and 219,694,525.76 is: 329,506,104.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,338,365.76 : 697,931,965.91 = 219,694,525.76 : x
  2. Step 2: Convert to fraction form
    465,338,365.76/697,931,965.91 = 219,694,525.76/x
  3. Step 3: Cross multiply
    465,338,365.76x = 697,931,965.91 × 219,694,525.76
  4. Step 4: Simplify right side
    465,338,365.76x = 153,331,832,258,753,792
  5. Step 5: Solve for x
    x = 153,331,832,258,753,792/465,338,365.76
  6. Step 6: Final answer
    x = 329,506,104.68

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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.