Home / 99,257,054.40-148,890,247.20-31,101,969.60

Finding the Fourth Proportional to 99,257,054.40, 148,890,247.20 and 31,101,969.60

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Solution

The fourth proportional to 99,257,054.40, 148,890,247.20 and 31,101,969.60 is: 46,654,416.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,257,054.40 : 148,890,247.20 = 31,101,969.60 : x
  2. Step 2: Convert to fraction form
    99,257,054.40/148,890,247.20 = 31,101,969.60/x
  3. Step 3: Cross multiply
    99,257,054.40x = 148,890,247.20 × 31,101,969.60
  4. Step 4: Simplify right side
    99,257,054.40x = 4,630,779,942,150,885
  5. Step 5: Solve for x
    x = 4,630,779,942,150,885/99,257,054.40
  6. Step 6: Final answer
    x = 46,654,416.36

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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.