Home / 69,615,605.06-96,063,910.88-40,248,830.13

Finding the Fourth Proportional to 69,615,605.06, 96,063,910.88 and 40,248,830.13

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Solution

The fourth proportional to 69,615,605.06, 96,063,910.88 and 40,248,830.13 is: 55,540,133.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,615,605.06 : 96,063,910.88 = 40,248,830.13 : x
  2. Step 2: Convert to fraction form
    69,615,605.06/96,063,910.88 = 40,248,830.13/x
  3. Step 3: Cross multiply
    69,615,605.06x = 96,063,910.88 × 40,248,830.13
  4. Step 4: Simplify right side
    69,615,605.06x = 3,866,460,030,297,494.50
  5. Step 5: Solve for x
    x = 3,866,460,030,297,494.50/69,615,605.06
  6. Step 6: Final answer
    x = 55,540,133.95

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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.