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Finding the Third Proportional to 42,458,511 and 63,621,091.50

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Solution

The third proportional to 42,458,511 and 63,621,091.50 is: 95,331,729.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,458,511 : 63,621,091.50 = 63,621,091.50 : x
  2. Step 2: Convert to fraction form
    42,458,511/63,621,091.50 = 63,621,091.50/x
  3. Step 3: Cross multiply
    42,458,511x = 63,621,091.50 × 63,621,091.50
  4. Step 4: Simplify right side
    42,458,511x = 4,047,643,283,651,372
  5. Step 5: Solve for x
    x = 4,047,643,283,651,372/42,458,511
  6. Step 6: Final answer
    x = 95,331,729.45

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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.