Home / 131,866,435.83-197,797,289.36-54,126,459.03

Finding the Fourth Proportional to 131,866,435.83, 197,797,289.36 and 54,126,459.03

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Solution

The fourth proportional to 131,866,435.83, 197,797,289.36 and 54,126,459.03 is: 81,188,718.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,866,435.83 : 197,797,289.36 = 54,126,459.03 : x
  2. Step 2: Convert to fraction form
    131,866,435.83/197,797,289.36 = 54,126,459.03/x
  3. Step 3: Cross multiply
    131,866,435.83x = 197,797,289.36 × 54,126,459.03
  4. Step 4: Simplify right side
    131,866,435.83x = 10,706,066,878,518,462
  5. Step 5: Solve for x
    x = 10,706,066,878,518,462/131,866,435.83
  6. Step 6: Final answer
    x = 81,188,718.05

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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.