Home / 329,912,649.06-495,073,329.36-191,803,256.70

Finding the Fourth Proportional to 329,912,649.06, 495,073,329.36 and 191,803,256.70

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Solution

The fourth proportional to 329,912,649.06, 495,073,329.36 and 191,803,256.70 is: 287,823,692.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,912,649.06 : 495,073,329.36 = 191,803,256.70 : x
  2. Step 2: Convert to fraction form
    329,912,649.06/495,073,329.36 = 191,803,256.70/x
  3. Step 3: Cross multiply
    329,912,649.06x = 495,073,329.36 × 191,803,256.70
  4. Step 4: Simplify right side
    329,912,649.06x = 94,956,676,876,559,728
  5. Step 5: Solve for x
    x = 94,956,676,876,559,728/329,912,649.06
  6. Step 6: Final answer
    x = 287,823,692.57

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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.