Home / 939,437,915,963.70-1,408,580,171,936.20-365,083,398,490.68

Finding the Fourth Proportional to 939,437,915,963.70, 1,408,580,171,936.20 and 365,083,398,490.68

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Solution

The fourth proportional to 939,437,915,963.70, 1,408,580,171,936.20 and 365,083,398,490.68 is: 547,400,980,393.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,437,915,963.70 : 1,408,580,171,936.20 = 365,083,398,490.68 : x
  2. Step 2: Convert to fraction form
    939,437,915,963.70/1,408,580,171,936.20 = 365,083,398,490.68/x
  3. Step 3: Cross multiply
    939,437,915,963.70x = 1,408,580,171,936.20 × 365,083,398,490.68
  4. Step 4: Simplify right side
    939,437,915,963.70x = 514,249,236,217,054,216,847,360
  5. Step 5: Solve for x
    x = 514,249,236,217,054,216,847,360/939,437,915,963.70
  6. Step 6: Final answer
    x = 547,400,980,393.18

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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.