Home / 262,249,426.80-393,612,085.80-132,946,988.40

Finding the Fourth Proportional to 262,249,426.80, 393,612,085.80 and 132,946,988.40

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Solution

The fourth proportional to 262,249,426.80, 393,612,085.80 and 132,946,988.40 is: 199,541,108.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,249,426.80 : 393,612,085.80 = 132,946,988.40 : x
  2. Step 2: Convert to fraction form
    262,249,426.80/393,612,085.80 = 132,946,988.40/x
  3. Step 3: Cross multiply
    262,249,426.80x = 393,612,085.80 × 132,946,988.40
  4. Step 4: Simplify right side
    262,249,426.80x = 52,329,541,404,952,408
  5. Step 5: Solve for x
    x = 52,329,541,404,952,408/262,249,426.80
  6. Step 6: Final answer
    x = 199,541,108.80

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1.5x scale

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.