Home / 28,146,748,528.38-38,843,271,496.71-16,560,164,125.97

Finding the Fourth Proportional to 28,146,748,528.38, 38,843,271,496.71 and 16,560,164,125.97

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Solution

The fourth proportional to 28,146,748,528.38, 38,843,271,496.71 and 16,560,164,125.97 is: 22,853,472,774.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,146,748,528.38 : 38,843,271,496.71 = 16,560,164,125.97 : x
  2. Step 2: Convert to fraction form
    28,146,748,528.38/38,843,271,496.71 = 16,560,164,125.97/x
  3. Step 3: Cross multiply
    28,146,748,528.38x = 38,843,271,496.71 × 16,560,164,125.97
  4. Step 4: Simplify right side
    28,146,748,528.38x = 643,250,951,174,935,805,952
  5. Step 5: Solve for x
    x = 643,250,951,174,935,805,952/28,146,748,528.38
  6. Step 6: Final answer
    x = 22,853,472,774.18

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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.