Home / 98,140,287.44-135,456,675.72-60,998,618

Finding the Fourth Proportional to 98,140,287.44, 135,456,675.72 and 60,998,618

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Solution

The fourth proportional to 98,140,287.44, 135,456,675.72 and 60,998,618 is: 84,192,437.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,140,287.44 : 135,456,675.72 = 60,998,618 : x
  2. Step 2: Convert to fraction form
    98,140,287.44/135,456,675.72 = 60,998,618/x
  3. Step 3: Cross multiply
    98,140,287.44x = 135,456,675.72 × 60,998,618
  4. Step 4: Simplify right side
    98,140,287.44x = 8,262,670,017,794,155
  5. Step 5: Solve for x
    x = 8,262,670,017,794,155/98,140,287.44
  6. Step 6: Final answer
    x = 84,192,437.51

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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.