Home / 71,552,122.98-98,803,302.60-69,238,362.06

Finding the Fourth Proportional to 71,552,122.98, 98,803,302.60 and 69,238,362.06

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Solution

The fourth proportional to 71,552,122.98, 98,803,302.60 and 69,238,362.06 is: 95,608,327.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,552,122.98 : 98,803,302.60 = 69,238,362.06 : x
  2. Step 2: Convert to fraction form
    71,552,122.98/98,803,302.60 = 69,238,362.06/x
  3. Step 3: Cross multiply
    71,552,122.98x = 98,803,302.60 × 69,238,362.06
  4. Step 4: Simplify right side
    71,552,122.98x = 6,840,978,838,142,539
  5. Step 5: Solve for x
    x = 6,840,978,838,142,539/71,552,122.98
  6. Step 6: Final answer
    x = 95,608,327.93

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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.