Home / 257,224,352.40-386,284,426.20-136,292,000.40

Finding the Fourth Proportional to 257,224,352.40, 386,284,426.20 and 136,292,000.40

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Solution

The fourth proportional to 257,224,352.40, 386,284,426.20 and 136,292,000.40 is: 204,675,322.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,224,352.40 : 386,284,426.20 = 136,292,000.40 : x
  2. Step 2: Convert to fraction form
    257,224,352.40/386,284,426.20 = 136,292,000.40/x
  3. Step 3: Cross multiply
    257,224,352.40x = 386,284,426.20 × 136,292,000.40
  4. Step 4: Simplify right side
    257,224,352.40x = 52,647,477,170,164,168
  5. Step 5: Solve for x
    x = 52,647,477,170,164,168/257,224,352.40
  6. Step 6: Final answer
    x = 204,675,322.06

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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.