Home / 68,863,383.90-103,055,927.40-47,340,023.40

Finding the Fourth Proportional to 68,863,383.90, 103,055,927.40 and 47,340,023.40

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Solution

The fourth proportional to 68,863,383.90, 103,055,927.40 and 47,340,023.40 is: 70,845,632.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,863,383.90 : 103,055,927.40 = 47,340,023.40 : x
  2. Step 2: Convert to fraction form
    68,863,383.90/103,055,927.40 = 47,340,023.40/x
  3. Step 3: Cross multiply
    68,863,383.90x = 103,055,927.40 × 47,340,023.40
  4. Step 4: Simplify right side
    68,863,383.90x = 4,878,670,014,624,701
  5. Step 5: Solve for x
    x = 4,878,670,014,624,701/68,863,383.90
  6. Step 6: Final answer
    x = 70,845,632.88

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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.