Home / 269,583,989,332.52-372,037,599,638.12-149,289,927,498.05

Finding the Fourth Proportional to 269,583,989,332.52, 372,037,599,638.12 and 149,289,927,498.05

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Solution

The fourth proportional to 269,583,989,332.52, 372,037,599,638.12 and 149,289,927,498.05 is: 206,026,576,036.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,583,989,332.52 : 372,037,599,638.12 = 149,289,927,498.05 : x
  2. Step 2: Convert to fraction form
    269,583,989,332.52/372,037,599,638.12 = 149,289,927,498.05/x
  3. Step 3: Cross multiply
    269,583,989,332.52x = 372,037,599,638.12 × 149,289,927,498.05
  4. Step 4: Simplify right side
    269,583,989,332.52x = 55,541,466,276,523,482,808,320
  5. Step 5: Solve for x
    x = 55,541,466,276,523,482,808,320/269,583,989,332.52
  6. Step 6: Final answer
    x = 206,026,576,036.81

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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.