Home / 644,840,954.88-966,688,742.40-251,276,659.20

Finding the Fourth Proportional to 644,840,954.88, 966,688,742.40 and 251,276,659.20

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Solution

The fourth proportional to 644,840,954.88, 966,688,742.40 and 251,276,659.20 is: 376,691,827.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,840,954.88 : 966,688,742.40 = 251,276,659.20 : x
  2. Step 2: Convert to fraction form
    644,840,954.88/966,688,742.40 = 251,276,659.20/x
  3. Step 3: Cross multiply
    644,840,954.88x = 966,688,742.40 × 251,276,659.20
  4. Step 4: Simplify right side
    644,840,954.88x = 242,906,317,676,521,376
  5. Step 5: Solve for x
    x = 242,906,317,676,521,376/644,840,954.88
  6. Step 6: Final answer
    x = 376,691,827.40

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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.