Home / 64,400,928.80-96,676,042.80-38,870,765.60

Finding the Fourth Proportional to 64,400,928.80, 96,676,042.80 and 38,870,765.60

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Solution

The fourth proportional to 64,400,928.80, 96,676,042.80 and 38,870,765.60 is: 58,351,205.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,400,928.80 : 96,676,042.80 = 38,870,765.60 : x
  2. Step 2: Convert to fraction form
    64,400,928.80/96,676,042.80 = 38,870,765.60/x
  3. Step 3: Cross multiply
    64,400,928.80x = 96,676,042.80 × 38,870,765.60
  4. Step 4: Simplify right side
    64,400,928.80x = 3,757,871,798,814,367.50
  5. Step 5: Solve for x
    x = 3,757,871,798,814,367.50/64,400,928.80
  6. Step 6: Final answer
    x = 58,351,205.00

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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.