Home / 987,602,557.52-1,481,408,786.79-250,672,681.18

Finding the Fourth Proportional to 987,602,557.52, 1,481,408,786.79 and 250,672,681.18

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Solution

The fourth proportional to 987,602,557.52, 1,481,408,786.79 and 250,672,681.18 is: 376,010,278.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,602,557.52 : 1,481,408,786.79 = 250,672,681.18 : x
  2. Step 2: Convert to fraction form
    987,602,557.52/1,481,408,786.79 = 250,672,681.18/x
  3. Step 3: Cross multiply
    987,602,557.52x = 1,481,408,786.79 × 250,672,681.18
  4. Step 4: Simplify right side
    987,602,557.52x = 371,348,712,515,001,792
  5. Step 5: Solve for x
    x = 371,348,712,515,001,792/987,602,557.52
  6. Step 6: Final answer
    x = 376,010,278.31

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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.