Home / 68,112,605,703.01-102,205,500,038.85-28,345,796,837.41

Finding the Fourth Proportional to 68,112,605,703.01, 102,205,500,038.85 and 28,345,796,837.41

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Solution

The fourth proportional to 68,112,605,703.01, 102,205,500,038.85 and 28,345,796,837.41 is: 42,533,923,197.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,112,605,703.01 : 102,205,500,038.85 = 28,345,796,837.41 : x
  2. Step 2: Convert to fraction form
    68,112,605,703.01/102,205,500,038.85 = 28,345,796,837.41/x
  3. Step 3: Cross multiply
    68,112,605,703.01x = 102,205,500,038.85 × 28,345,796,837.41
  4. Step 4: Simplify right side
    68,112,605,703.01x = 2,897,096,339,767,141,859,328
  5. Step 5: Solve for x
    x = 2,897,096,339,767,141,859,328/68,112,605,703.01
  6. Step 6: Final answer
    x = 42,533,923,197.70

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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.