Home / 376,351,899.94-564,334,008.74-168,912,479.39

Finding the Fourth Proportional to 376,351,899.94, 564,334,008.74 and 168,912,479.39

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Solution

The fourth proportional to 376,351,899.94, 564,334,008.74 and 168,912,479.39 is: 253,281,720.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,351,899.94 : 564,334,008.74 = 168,912,479.39 : x
  2. Step 2: Convert to fraction form
    376,351,899.94/564,334,008.74 = 168,912,479.39/x
  3. Step 3: Cross multiply
    376,351,899.94x = 564,334,008.74 × 168,912,479.39
  4. Step 4: Simplify right side
    376,351,899.94x = 95,323,056,620,371,328
  5. Step 5: Solve for x
    x = 95,323,056,620,371,328/376,351,899.94
  6. Step 6: Final answer
    x = 253,281,720.21

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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.