Home / 269,583,989,379.45-372,037,599,702.85-149,289,927,544.94

Finding the Fourth Proportional to 269,583,989,379.45, 372,037,599,702.85 and 149,289,927,544.94

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Solution

The fourth proportional to 269,583,989,379.45, 372,037,599,702.85 and 149,289,927,544.94 is: 206,026,576,101.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,583,989,379.45 : 372,037,599,702.85 = 149,289,927,544.94 : x
  2. Step 2: Convert to fraction form
    269,583,989,379.45/372,037,599,702.85 = 149,289,927,544.94/x
  3. Step 3: Cross multiply
    269,583,989,379.45x = 372,037,599,702.85 × 149,289,927,544.94
  4. Step 4: Simplify right side
    269,583,989,379.45x = 55,541,466,303,631,865,151,488
  5. Step 5: Solve for x
    x = 55,541,466,303,631,865,151,488/269,583,989,379.45
  6. Step 6: Final answer
    x = 206,026,576,101.50

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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.