Home / 6,788,531,298.12-9,368,105,506.38-3,777,732,429.72

Finding the Fourth Proportional to 6,788,531,298.12, 9,368,105,506.38 and 3,777,732,429.72

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Solution

The fourth proportional to 6,788,531,298.12, 9,368,105,506.38 and 3,777,732,429.72 is: 5,213,233,087.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788,531,298.12 : 9,368,105,506.38 = 3,777,732,429.72 : x
  2. Step 2: Convert to fraction form
    6,788,531,298.12/9,368,105,506.38 = 3,777,732,429.72/x
  3. Step 3: Cross multiply
    6,788,531,298.12x = 9,368,105,506.38 × 3,777,732,429.72
  4. Step 4: Simplify right side
    6,788,531,298.12x = 35,390,195,976,490,221,568
  5. Step 5: Solve for x
    x = 35,390,195,976,490,221,568/6,788,531,298.12
  6. Step 6: Final answer
    x = 5,213,233,087.15

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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.