Home / 9,186,760,916.15-13,780,141,374.23-9,186,760,916.15

Finding the Fourth Proportional to 9,186,760,916.15, 13,780,141,374.23 and 9,186,760,916.15

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Solution

The fourth proportional to 9,186,760,916.15, 13,780,141,374.23 and 9,186,760,916.15 is: 13,780,141,374.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186,760,916.15 : 13,780,141,374.23 = 9,186,760,916.15 : x
  2. Step 2: Convert to fraction form
    9,186,760,916.15/13,780,141,374.23 = 9,186,760,916.15/x
  3. Step 3: Cross multiply
    9,186,760,916.15x = 13,780,141,374.23 × 9,186,760,916.15
  4. Step 4: Simplify right side
    9,186,760,916.15x = 126,594,864,195,797,712,896
  5. Step 5: Solve for x
    x = 126,594,864,195,797,712,896/9,186,760,916.15
  6. Step 6: Final answer
    x = 13,780,141,374.23

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Double scale
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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.