Home / 15,271,005,798.66-21,073,657,527.43-8,841,096,896.88

Finding the Fourth Proportional to 15,271,005,798.66, 21,073,657,527.43 and 8,841,096,896.88

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Solution

The fourth proportional to 15,271,005,798.66, 21,073,657,527.43 and 8,841,096,896.88 is: 12,200,522,390.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,271,005,798.66 : 21,073,657,527.43 = 8,841,096,896.88 : x
  2. Step 2: Convert to fraction form
    15,271,005,798.66/21,073,657,527.43 = 8,841,096,896.88/x
  3. Step 3: Cross multiply
    15,271,005,798.66x = 21,073,657,527.43 × 8,841,096,896.88
  4. Step 4: Simplify right side
    15,271,005,798.66x = 186,314,248,171,673,223,168
  5. Step 5: Solve for x
    x = 186,314,248,171,673,223,168/15,271,005,798.66
  6. Step 6: Final answer
    x = 12,200,522,390.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.