Home / 13,865,613,321.60-19,132,932,119.58-7,762,300,089.12

Finding the Fourth Proportional to 13,865,613,321.60, 19,132,932,119.58 and 7,762,300,089.12

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Solution

The fourth proportional to 13,865,613,321.60, 19,132,932,119.58 and 7,762,300,089.12 is: 10,711,070,419.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,865,613,321.60 : 19,132,932,119.58 = 7,762,300,089.12 : x
  2. Step 2: Convert to fraction form
    13,865,613,321.60/19,132,932,119.58 = 7,762,300,089.12/x
  3. Step 3: Cross multiply
    13,865,613,321.60x = 19,132,932,119.58 × 7,762,300,089.12
  4. Step 4: Simplify right side
    13,865,613,321.60x = 148,515,560,696,942,755,840
  5. Step 5: Solve for x
    x = 148,515,560,696,942,755,840/13,865,613,321.60
  6. Step 6: Final answer
    x = 10,711,070,419.48

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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.