Home / 706,694,516.76-1,060,156,865.39-208,755,557.40

Finding the Fourth Proportional to 706,694,516.76, 1,060,156,865.39 and 208,755,557.40

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Solution

The fourth proportional to 706,694,516.76, 1,060,156,865.39 and 208,755,557.40 is: 313,167,333.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,694,516.76 : 1,060,156,865.39 = 208,755,557.40 : x
  2. Step 2: Convert to fraction form
    706,694,516.76/1,060,156,865.39 = 208,755,557.40/x
  3. Step 3: Cross multiply
    706,694,516.76x = 1,060,156,865.39 × 208,755,557.40
  4. Step 4: Simplify right side
    706,694,516.76x = 221,313,637,369,453,120
  5. Step 5: Solve for x
    x = 221,313,637,369,453,120/706,694,516.76
  6. Step 6: Final answer
    x = 313,167,333.44

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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.