Home / 68,112,605,700.51-102,205,500,035.10-28,345,796,834.91

Finding the Fourth Proportional to 68,112,605,700.51, 102,205,500,035.10 and 28,345,796,834.91

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Solution

The fourth proportional to 68,112,605,700.51, 102,205,500,035.10 and 28,345,796,834.91 is: 42,533,923,193.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,112,605,700.51 : 102,205,500,035.10 = 28,345,796,834.91 : x
  2. Step 2: Convert to fraction form
    68,112,605,700.51/102,205,500,035.10 = 28,345,796,834.91/x
  3. Step 3: Cross multiply
    68,112,605,700.51x = 102,205,500,035.10 × 28,345,796,834.91
  4. Step 4: Simplify right side
    68,112,605,700.51x = 2,897,096,339,405,025,050,624
  5. Step 5: Solve for x
    x = 2,897,096,339,405,025,050,624/68,112,605,700.51
  6. Step 6: Final answer
    x = 42,533,923,193.95

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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.