Home / 64,600,984.80-96,770,840.40-40,265,215.20

Finding the Fourth Proportional to 64,600,984.80, 96,770,840.40 and 40,265,215.20

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Solution

The fourth proportional to 64,600,984.80, 96,770,840.40 and 40,265,215.20 is: 60,316,398.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,600,984.80 : 96,770,840.40 = 40,265,215.20 : x
  2. Step 2: Convert to fraction form
    64,600,984.80/96,770,840.40 = 40,265,215.20/x
  3. Step 3: Cross multiply
    64,600,984.80x = 96,770,840.40 × 40,265,215.20
  4. Step 4: Simplify right side
    64,600,984.80x = 3,896,498,713,790,854.50
  5. Step 5: Solve for x
    x = 3,896,498,713,790,854.50/64,600,984.80
  6. Step 6: Final answer
    x = 60,316,398.05

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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.