Home / 28,760,449,709.31-39,690,646,337.12-16,073,185,001.09

Finding the Fourth Proportional to 28,760,449,709.31, 39,690,646,337.12 and 16,073,185,001.09

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Solution

The fourth proportional to 28,760,449,709.31, 39,690,646,337.12 and 16,073,185,001.09 is: 22,181,680,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,760,449,709.31 : 39,690,646,337.12 = 16,073,185,001.09 : x
  2. Step 2: Convert to fraction form
    28,760,449,709.31/39,690,646,337.12 = 16,073,185,001.09/x
  3. Step 3: Cross multiply
    28,760,449,709.31x = 39,690,646,337.12 × 16,073,185,001.09
  4. Step 4: Simplify right side
    28,760,449,709.31x = 637,955,101,389,085,999,104
  5. Step 5: Solve for x
    x = 637,955,101,389,085,999,104/28,760,449,709.31
  6. Step 6: Final answer
    x = 22,181,680,322.70

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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.