Home / 65,367,005.30-97,798,565.55-42,692,189.30

Finding the Fourth Proportional to 65,367,005.30, 97,798,565.55 and 42,692,189.30

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Solution

The fourth proportional to 65,367,005.30, 97,798,565.55 and 42,692,189.30 is: 63,873,736.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,367,005.30 : 97,798,565.55 = 42,692,189.30 : x
  2. Step 2: Convert to fraction form
    65,367,005.30/97,798,565.55 = 42,692,189.30/x
  3. Step 3: Cross multiply
    65,367,005.30x = 97,798,565.55 × 42,692,189.30
  4. Step 4: Simplify right side
    65,367,005.30x = 4,175,234,873,729,058
  5. Step 5: Solve for x
    x = 4,175,234,873,729,058/65,367,005.30
  6. Step 6: Final answer
    x = 63,873,736.52

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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.