Home / 13,001,489,195.80-19,502,233,793.70-9,690,630,136.60

Finding the Fourth Proportional to 13,001,489,195.80, 19,502,233,793.70 and 9,690,630,136.60

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Solution

The fourth proportional to 13,001,489,195.80, 19,502,233,793.70 and 9,690,630,136.60 is: 14,535,945,204.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,001,489,195.80 : 19,502,233,793.70 = 9,690,630,136.60 : x
  2. Step 2: Convert to fraction form
    13,001,489,195.80/19,502,233,793.70 = 9,690,630,136.60/x
  3. Step 3: Cross multiply
    13,001,489,195.80x = 19,502,233,793.70 × 9,690,630,136.60
  4. Step 4: Simplify right side
    13,001,489,195.80x = 188,988,934,532,248,174,592
  5. Step 5: Solve for x
    x = 188,988,934,532,248,174,592/13,001,489,195.80
  6. Step 6: Final answer
    x = 14,535,945,204.90

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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.