Home / 688,149,775,350.12-1,031,940,664,671.30-234,905,186,552.40

Finding the Fourth Proportional to 688,149,775,350.12, 1,031,940,664,671.30 and 234,905,186,552.40

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Solution

The fourth proportional to 688,149,775,350.12, 1,031,940,664,671.30 and 234,905,186,552.40 is: 352,260,834,819.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,149,775,350.12 : 1,031,940,664,671.30 = 234,905,186,552.40 : x
  2. Step 2: Convert to fraction form
    688,149,775,350.12/1,031,940,664,671.30 = 234,905,186,552.40/x
  3. Step 3: Cross multiply
    688,149,775,350.12x = 1,031,940,664,671.30 × 234,905,186,552.40
  4. Step 4: Simplify right side
    688,149,775,350.12x = 242,408,214,345,619,397,935,104
  5. Step 5: Solve for x
    x = 242,408,214,345,619,397,935,104/688,149,775,350.12
  6. Step 6: Final answer
    x = 352,260,834,819.41

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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.