Home / 98,415,276.20-147,622,914.30-30,249,110.60

Finding the Fourth Proportional to 98,415,276.20, 147,622,914.30 and 30,249,110.60

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Solution

The fourth proportional to 98,415,276.20, 147,622,914.30 and 30,249,110.60 is: 45,373,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,415,276.20 : 147,622,914.30 = 30,249,110.60 : x
  2. Step 2: Convert to fraction form
    98,415,276.20/147,622,914.30 = 30,249,110.60/x
  3. Step 3: Cross multiply
    98,415,276.20x = 147,622,914.30 × 30,249,110.60
  4. Step 4: Simplify right side
    98,415,276.20x = 4,465,461,861,755,022
  5. Step 5: Solve for x
    x = 4,465,461,861,755,022/98,415,276.20
  6. Step 6: Final answer
    x = 45,373,665.90

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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.