Home / 608,360,747.31-839,538,055.08-329,902,197.03

Finding the Fourth Proportional to 608,360,747.31, 839,538,055.08 and 329,902,197.03

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Solution

The fourth proportional to 608,360,747.31, 839,538,055.08 and 329,902,197.03 is: 455,265,153.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,360,747.31 : 839,538,055.08 = 329,902,197.03 : x
  2. Step 2: Convert to fraction form
    608,360,747.31/839,538,055.08 = 329,902,197.03/x
  3. Step 3: Cross multiply
    608,360,747.31x = 839,538,055.08 × 329,902,197.03
  4. Step 4: Simplify right side
    608,360,747.31x = 276,965,448,861,185,152
  5. Step 5: Solve for x
    x = 276,965,448,861,185,152/608,360,747.31
  6. Step 6: Final answer
    x = 455,265,153.26

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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.