Home / 99,657,014.40-149,485,521.60-91,594,857.60

Finding the Fourth Proportional to 99,657,014.40, 149,485,521.60 and 91,594,857.60

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Solution

The fourth proportional to 99,657,014.40, 149,485,521.60 and 91,594,857.60 is: 137,392,286.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,657,014.40 : 149,485,521.60 = 91,594,857.60 : x
  2. Step 2: Convert to fraction form
    99,657,014.40/149,485,521.60 = 91,594,857.60/x
  3. Step 3: Cross multiply
    99,657,014.40x = 149,485,521.60 × 91,594,857.60
  4. Step 4: Simplify right side
    99,657,014.40x = 13,692,105,064,213,722
  5. Step 5: Solve for x
    x = 13,692,105,064,213,722/99,657,014.40
  6. Step 6: Final answer
    x = 137,392,286.40

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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.