Home / 15,118,900,964,145-20,863,861,287,440-8,444,659,888,878.80

Finding the Fourth Proportional to 15,118,900,964,145, 20,863,861,287,440 and 8,444,659,888,878.80

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Solution

The fourth proportional to 15,118,900,964,145, 20,863,861,287,440 and 8,444,659,888,878.80 is: 11,653,506,624,523.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,118,900,964,145 : 20,863,861,287,440 = 8,444,659,888,878.80 : x
  2. Step 2: Convert to fraction form
    15,118,900,964,145/20,863,861,287,440 = 8,444,659,888,878.80/x
  3. Step 3: Cross multiply
    15,118,900,964,145x = 20,863,861,287,440 × 8,444,659,888,878.80
  4. Step 4: Simplify right side
    15,118,900,964,145x = 176,188,212,541,175,754,292,985,856
  5. Step 5: Solve for x
    x = 176,188,212,541,175,754,292,985,856/15,118,900,964,145
  6. Step 6: Final answer
    x = 11,653,506,624,523.32

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Double scale
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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.