Home / 319,754,473.36-441,236,545.80-180,538,976.32

Finding the Fourth Proportional to 319,754,473.36, 441,236,545.80 and 180,538,976.32

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Solution

The fourth proportional to 319,754,473.36, 441,236,545.80 and 180,538,976.32 is: 249,129,882.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,754,473.36 : 441,236,545.80 = 180,538,976.32 : x
  2. Step 2: Convert to fraction form
    319,754,473.36/441,236,545.80 = 180,538,976.32/x
  3. Step 3: Cross multiply
    319,754,473.36x = 441,236,545.80 × 180,538,976.32
  4. Step 4: Simplify right side
    319,754,473.36x = 79,660,394,293,704,800
  5. Step 5: Solve for x
    x = 79,660,394,293,704,800/319,754,473.36
  6. Step 6: Final answer
    x = 249,129,882.24

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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.