Home / 92,253,035.16-138,414,403.94-55,390,628.28

Finding the Fourth Proportional to 92,253,035.16, 138,414,403.94 and 55,390,628.28

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Solution

The fourth proportional to 92,253,035.16, 138,414,403.94 and 55,390,628.28 is: 83,106,867.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,253,035.16 : 138,414,403.94 = 55,390,628.28 : x
  2. Step 2: Convert to fraction form
    92,253,035.16/138,414,403.94 = 55,390,628.28/x
  3. Step 3: Cross multiply
    92,253,035.16x = 138,414,403.94 × 55,390,628.28
  4. Step 4: Simplify right side
    92,253,035.16x = 7,666,860,796,961,355
  5. Step 5: Solve for x
    x = 7,666,860,796,961,355/92,253,035.16
  6. Step 6: Final answer
    x = 83,106,867.80

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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.