Home / 20,177,264,711.40-30,265,897,067.10-10,762,946,828.70

Finding the Fourth Proportional to 20,177,264,711.40, 30,265,897,067.10 and 10,762,946,828.70

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Solution

The fourth proportional to 20,177,264,711.40, 30,265,897,067.10 and 10,762,946,828.70 is: 16,144,420,243.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,177,264,711.40 : 30,265,897,067.10 = 10,762,946,828.70 : x
  2. Step 2: Convert to fraction form
    20,177,264,711.40/30,265,897,067.10 = 10,762,946,828.70/x
  3. Step 3: Cross multiply
    20,177,264,711.40x = 30,265,897,067.10 × 10,762,946,828.70
  4. Step 4: Simplify right side
    20,177,264,711.40x = 325,750,240,856,104,566,784
  5. Step 5: Solve for x
    x = 325,750,240,856,104,566,784/20,177,264,711.40
  6. Step 6: Final answer
    x = 16,144,420,243.05

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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.