Home / 19,729,846,646.20-29,594,769,969.30-13,453,634,724.40

Finding the Fourth Proportional to 19,729,846,646.20, 29,594,769,969.30 and 13,453,634,724.40

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Solution

The fourth proportional to 19,729,846,646.20, 29,594,769,969.30 and 13,453,634,724.40 is: 20,180,452,086.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,729,846,646.20 : 29,594,769,969.30 = 13,453,634,724.40 : x
  2. Step 2: Convert to fraction form
    19,729,846,646.20/29,594,769,969.30 = 13,453,634,724.40/x
  3. Step 3: Cross multiply
    19,729,846,646.20x = 29,594,769,969.30 × 13,453,634,724.40
  4. Step 4: Simplify right side
    19,729,846,646.20x = 398,157,224,919,604,789,248
  5. Step 5: Solve for x
    x = 398,157,224,919,604,789,248/19,729,846,646.20
  6. Step 6: Final answer
    x = 20,180,452,086.60

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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.