Home / 14,277,440,020.69-19,703,045,767.82-7,847,961,967.65

Finding the Fourth Proportional to 14,277,440,020.69, 19,703,045,767.82 and 7,847,961,967.65

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Solution

The fourth proportional to 14,277,440,020.69, 19,703,045,767.82 and 7,847,961,967.65 is: 10,830,285,654.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,277,440,020.69 : 19,703,045,767.82 = 7,847,961,967.65 : x
  2. Step 2: Convert to fraction form
    14,277,440,020.69/19,703,045,767.82 = 7,847,961,967.65/x
  3. Step 3: Cross multiply
    14,277,440,020.69x = 19,703,045,767.82 × 7,847,961,967.65
  4. Step 4: Simplify right side
    14,277,440,020.69x = 154,628,753,832,645,689,344
  5. Step 5: Solve for x
    x = 154,628,753,832,645,689,344/14,277,440,020.69
  6. Step 6: Final answer
    x = 10,830,285,654.05

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Double scale
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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.