Home / 65,610,083.70-98,415,125.55-64,653,489.90

Finding the Fourth Proportional to 65,610,083.70, 98,415,125.55 and 64,653,489.90

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Solution

The fourth proportional to 65,610,083.70, 98,415,125.55 and 64,653,489.90 is: 96,980,234.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,610,083.70 : 98,415,125.55 = 64,653,489.90 : x
  2. Step 2: Convert to fraction form
    65,610,083.70/98,415,125.55 = 64,653,489.90/x
  3. Step 3: Cross multiply
    65,610,083.70x = 98,415,125.55 × 64,653,489.90
  4. Step 4: Simplify right side
    65,610,083.70x = 6,362,881,325,754,157
  5. Step 5: Solve for x
    x = 6,362,881,325,754,157/65,610,083.70
  6. Step 6: Final answer
    x = 96,980,234.85

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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.