Home / 100,854,973.29-151,342,624.32-52,332,441.69

Finding the Fourth Proportional to 100,854,973.29, 151,342,624.32 and 52,332,441.69

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Solution

The fourth proportional to 100,854,973.29, 151,342,624.32 and 52,332,441.69 is: 78,529,881.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,854,973.29 : 151,342,624.32 = 52,332,441.69 : x
  2. Step 2: Convert to fraction form
    100,854,973.29/151,342,624.32 = 52,332,441.69/x
  3. Step 3: Cross multiply
    100,854,973.29x = 151,342,624.32 × 52,332,441.69
  4. Step 4: Simplify right side
    100,854,973.29x = 7,920,129,062,437,975
  5. Step 5: Solve for x
    x = 7,920,129,062,437,975/100,854,973.29
  6. Step 6: Final answer
    x = 78,529,881.12

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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.