Home / 84,788,464.28-117,033,454.51-49,515,784.01

Finding the Fourth Proportional to 84,788,464.28, 117,033,454.51 and 49,515,784.01

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Solution

The fourth proportional to 84,788,464.28, 117,033,454.51 and 49,515,784.01 is: 68,346,600.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,788,464.28 : 117,033,454.51 = 49,515,784.01 : x
  2. Step 2: Convert to fraction form
    84,788,464.28/117,033,454.51 = 49,515,784.01/x
  3. Step 3: Cross multiply
    84,788,464.28x = 117,033,454.51 × 49,515,784.01
  4. Step 4: Simplify right side
    84,788,464.28x = 5,795,003,254,752,364
  5. Step 5: Solve for x
    x = 5,795,003,254,752,364/84,788,464.28
  6. Step 6: Final answer
    x = 68,346,600.03

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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.