Home / 100,208,807.40-150,313,211.10-88,091,952.60

Finding the Fourth Proportional to 100,208,807.40, 150,313,211.10 and 88,091,952.60

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Solution

The fourth proportional to 100,208,807.40, 150,313,211.10 and 88,091,952.60 is: 132,137,928.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,208,807.40 : 150,313,211.10 = 88,091,952.60 : x
  2. Step 2: Convert to fraction form
    100,208,807.40/150,313,211.10 = 88,091,952.60/x
  3. Step 3: Cross multiply
    100,208,807.40x = 150,313,211.10 × 88,091,952.60
  4. Step 4: Simplify right side
    100,208,807.40x = 13,241,384,267,374,992
  5. Step 5: Solve for x
    x = 13,241,384,267,374,992/100,208,807.40
  6. Step 6: Final answer
    x = 132,137,928.90

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1.5x scale

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.