Home / 74,845,694.70-112,268,542.05-63,886,200.30

Finding the Fourth Proportional to 74,845,694.70, 112,268,542.05 and 63,886,200.30

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Solution

The fourth proportional to 74,845,694.70, 112,268,542.05 and 63,886,200.30 is: 95,829,300.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,845,694.70 : 112,268,542.05 = 63,886,200.30 : x
  2. Step 2: Convert to fraction form
    74,845,694.70/112,268,542.05 = 63,886,200.30/x
  3. Step 3: Cross multiply
    74,845,694.70x = 112,268,542.05 × 63,886,200.30
  4. Step 4: Simplify right side
    74,845,694.70x = 7,172,410,564,795,272
  5. Step 5: Solve for x
    x = 7,172,410,564,795,272/74,845,694.70
  6. Step 6: Final answer
    x = 95,829,300.45

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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.