Home / 19,315,662,519.10-28,973,493,778.66-19,315,662,519.10

Finding the Fourth Proportional to 19,315,662,519.10, 28,973,493,778.66 and 19,315,662,519.10

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Solution

The fourth proportional to 19,315,662,519.10, 28,973,493,778.66 and 19,315,662,519.10 is: 28,973,493,778.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315,662,519.10 : 28,973,493,778.66 = 19,315,662,519.10 : x
  2. Step 2: Convert to fraction form
    19,315,662,519.10/28,973,493,778.66 = 19,315,662,519.10/x
  3. Step 3: Cross multiply
    19,315,662,519.10x = 28,973,493,778.66 × 19,315,662,519.10
  4. Step 4: Simplify right side
    19,315,662,519.10x = 559,642,227,827,839,926,272
  5. Step 5: Solve for x
    x = 559,642,227,827,839,926,272/19,315,662,519.10
  6. Step 6: Final answer
    x = 28,973,493,778.66

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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.