Home / 65,775,848.88-98,663,228.72-51,410,991.36

Finding the Fourth Proportional to 65,775,848.88, 98,663,228.72 and 51,410,991.36

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Solution

The fourth proportional to 65,775,848.88, 98,663,228.72 and 51,410,991.36 is: 77,116,061.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,775,848.88 : 98,663,228.72 = 51,410,991.36 : x
  2. Step 2: Convert to fraction form
    65,775,848.88/98,663,228.72 = 51,410,991.36/x
  3. Step 3: Cross multiply
    65,775,848.88x = 98,663,228.72 × 51,410,991.36
  4. Step 4: Simplify right side
    65,775,848.88x = 5,072,374,399,273,624
  5. Step 5: Solve for x
    x = 5,072,374,399,273,624/65,775,848.88
  6. Step 6: Final answer
    x = 77,116,061.38

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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.