Home / 91,008,695.40-136,513,043.10-33,542,208.60

Finding the Fourth Proportional to 91,008,695.40, 136,513,043.10 and 33,542,208.60

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Solution

The fourth proportional to 91,008,695.40, 136,513,043.10 and 33,542,208.60 is: 50,313,312.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,008,695.40 : 136,513,043.10 = 33,542,208.60 : x
  2. Step 2: Convert to fraction form
    91,008,695.40/136,513,043.10 = 33,542,208.60/x
  3. Step 3: Cross multiply
    91,008,695.40x = 136,513,043.10 × 33,542,208.60
  4. Step 4: Simplify right side
    91,008,695.40x = 4,578,948,968,280,991
  5. Step 5: Solve for x
    x = 4,578,948,968,280,991/91,008,695.40
  6. Step 6: Final answer
    x = 50,313,312.90

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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.