Home / 927,148,049,460.30-1,390,722,074,190.40-921,270,737,153.10

Finding the Fourth Proportional to 927,148,049,460.30, 1,390,722,074,190.40 and 921,270,737,153.10

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Solution

The fourth proportional to 927,148,049,460.30, 1,390,722,074,190.40 and 921,270,737,153.10 is: 1,381,906,105,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,148,049,460.30 : 1,390,722,074,190.40 = 921,270,737,153.10 : x
  2. Step 2: Convert to fraction form
    927,148,049,460.30/1,390,722,074,190.40 = 921,270,737,153.10/x
  3. Step 3: Cross multiply
    927,148,049,460.30x = 1,390,722,074,190.40 × 921,270,737,153.10
  4. Step 4: Simplify right side
    927,148,049,460.30x = 1,281,231,550,464,477,957,718,016
  5. Step 5: Solve for x
    x = 1,281,231,550,464,477,957,718,016/927,148,049,460.30
  6. Step 6: Final answer
    x = 1,381,906,105,729.60

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Double scale
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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.