Home / 104,238,161.27-143,788,898.03-65,011,836.45

Finding the Fourth Proportional to 104,238,161.27, 143,788,898.03 and 65,011,836.45

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Solution

The fourth proportional to 104,238,161.27, 143,788,898.03 and 65,011,836.45 is: 89,679,060.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,238,161.27 : 143,788,898.03 = 65,011,836.45 : x
  2. Step 2: Convert to fraction form
    104,238,161.27/143,788,898.03 = 65,011,836.45/x
  3. Step 3: Cross multiply
    104,238,161.27x = 143,788,898.03 × 65,011,836.45
  4. Step 4: Simplify right side
    104,238,161.27x = 9,347,980,322,052,088
  5. Step 5: Solve for x
    x = 9,347,980,322,052,088/104,238,161.27
  6. Step 6: Final answer
    x = 89,679,060.04

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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.