Home / 12,894,069,797.20-19,341,104,695.80-4,170,816,139.60

Finding the Fourth Proportional to 12,894,069,797.20, 19,341,104,695.80 and 4,170,816,139.60

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Solution

The fourth proportional to 12,894,069,797.20, 19,341,104,695.80 and 4,170,816,139.60 is: 6,256,224,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,894,069,797.20 : 19,341,104,695.80 = 4,170,816,139.60 : x
  2. Step 2: Convert to fraction form
    12,894,069,797.20/19,341,104,695.80 = 4,170,816,139.60/x
  3. Step 3: Cross multiply
    12,894,069,797.20x = 19,341,104,695.80 × 4,170,816,139.60
  4. Step 4: Simplify right side
    12,894,069,797.20x = 80,668,191,622,935,986,176
  5. Step 5: Solve for x
    x = 80,668,191,622,935,986,176/12,894,069,797.20
  6. Step 6: Final answer
    x = 6,256,224,209.40

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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.