Home / 77,165,670.95-106,485,774.43-41,882,718.51

Finding the Fourth Proportional to 77,165,670.95, 106,485,774.43 and 41,882,718.51

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Solution

The fourth proportional to 77,165,670.95, 106,485,774.43 and 41,882,718.51 is: 57,796,603.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,165,670.95 : 106,485,774.43 = 41,882,718.51 : x
  2. Step 2: Convert to fraction form
    77,165,670.95/106,485,774.43 = 41,882,718.51/x
  3. Step 3: Cross multiply
    77,165,670.95x = 106,485,774.43 × 41,882,718.51
  4. Step 4: Simplify right side
    77,165,670.95x = 4,459,913,715,666,338.50
  5. Step 5: Solve for x
    x = 4,459,913,715,666,338.50/77,165,670.95
  6. Step 6: Final answer
    x = 57,796,603.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.