Home / 73,384,906.60-110,077,359.90-68,849,943.40

Finding the Fourth Proportional to 73,384,906.60, 110,077,359.90 and 68,849,943.40

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Solution

The fourth proportional to 73,384,906.60, 110,077,359.90 and 68,849,943.40 is: 103,274,915.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,384,906.60 : 110,077,359.90 = 68,849,943.40 : x
  2. Step 2: Convert to fraction form
    73,384,906.60/110,077,359.90 = 68,849,943.40/x
  3. Step 3: Cross multiply
    73,384,906.60x = 110,077,359.90 × 68,849,943.40
  4. Step 4: Simplify right side
    73,384,906.60x = 7,578,819,998,736,431
  5. Step 5: Solve for x
    x = 7,578,819,998,736,431/73,384,906.60
  6. Step 6: Final answer
    x = 103,274,915.10

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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.