Home / 7,080,606,307.31-9,771,267,913.27-3,908,816,287.22

Finding the Fourth Proportional to 7,080,606,307.31, 9,771,267,913.27 and 3,908,816,287.22

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Solution

The fourth proportional to 7,080,606,307.31, 9,771,267,913.27 and 3,908,816,287.22 is: 5,394,183,705.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,080,606,307.31 : 9,771,267,913.27 = 3,908,816,287.22 : x
  2. Step 2: Convert to fraction form
    7,080,606,307.31/9,771,267,913.27 = 3,908,816,287.22/x
  3. Step 3: Cross multiply
    7,080,606,307.31x = 9,771,267,913.27 × 3,908,816,287.22
  4. Step 4: Simplify right side
    7,080,606,307.31x = 38,194,091,166,194,614,272
  5. Step 5: Solve for x
    x = 38,194,091,166,194,614,272/7,080,606,307.31
  6. Step 6: Final answer
    x = 5,394,183,705.26

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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.