Home / 38,263,838,680.80-57,395,758,021.20-13,423,010,882.40

Finding the Fourth Proportional to 38,263,838,680.80, 57,395,758,021.20 and 13,423,010,882.40

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Solution

The fourth proportional to 38,263,838,680.80, 57,395,758,021.20 and 13,423,010,882.40 is: 20,134,516,323.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,263,838,680.80 : 57,395,758,021.20 = 13,423,010,882.40 : x
  2. Step 2: Convert to fraction form
    38,263,838,680.80/57,395,758,021.20 = 13,423,010,882.40/x
  3. Step 3: Cross multiply
    38,263,838,680.80x = 57,395,758,021.20 × 13,423,010,882.40
  4. Step 4: Simplify right side
    38,263,838,680.80x = 770,423,884,522,164,584,448
  5. Step 5: Solve for x
    x = 770,423,884,522,164,584,448/38,263,838,680.80
  6. Step 6: Final answer
    x = 20,134,516,323.60

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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.