Home / 262,249,427.80-393,612,087.30-132,946,989.40

Finding the Fourth Proportional to 262,249,427.80, 393,612,087.30 and 132,946,989.40

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Solution

The fourth proportional to 262,249,427.80, 393,612,087.30 and 132,946,989.40 is: 199,541,110.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,249,427.80 : 393,612,087.30 = 132,946,989.40 : x
  2. Step 2: Convert to fraction form
    262,249,427.80/393,612,087.30 = 132,946,989.40/x
  3. Step 3: Cross multiply
    262,249,427.80x = 393,612,087.30 × 132,946,989.40
  4. Step 4: Simplify right side
    262,249,427.80x = 52,329,541,997,984,976
  5. Step 5: Solve for x
    x = 52,329,541,997,984,976/262,249,427.80
  6. Step 6: Final answer
    x = 199,541,110.30

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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.