Home / 502,145,014.56-752,502,203.95-369,947,653.98

Finding the Fourth Proportional to 502,145,014.56, 752,502,203.95 and 369,947,653.98

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Solution

The fourth proportional to 502,145,014.56, 752,502,203.95 and 369,947,653.98 is: 554,394,481.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,145,014.56 : 752,502,203.95 = 369,947,653.98 : x
  2. Step 2: Convert to fraction form
    502,145,014.56/752,502,203.95 = 369,947,653.98/x
  3. Step 3: Cross multiply
    502,145,014.56x = 752,502,203.95 × 369,947,653.98
  4. Step 4: Simplify right side
    502,145,014.56x = 278,386,424,966,082,016
  5. Step 5: Solve for x
    x = 278,386,424,966,082,016/502,145,014.56
  6. Step 6: Final answer
    x = 554,394,481.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.