Home / 142,430,063.68-213,638,675.48-59,397,624.64

Finding the Fourth Proportional to 142,430,063.68, 213,638,675.48 and 59,397,624.64

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Solution

The fourth proportional to 142,430,063.68, 213,638,675.48 and 59,397,624.64 is: 89,093,759.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,430,063.68 : 213,638,675.48 = 59,397,624.64 : x
  2. Step 2: Convert to fraction form
    142,430,063.68/213,638,675.48 = 59,397,624.64/x
  3. Step 3: Cross multiply
    142,430,063.68x = 213,638,675.48 × 59,397,624.64
  4. Step 4: Simplify right side
    142,430,063.68x = 12,689,629,854,747,812
  5. Step 5: Solve for x
    x = 12,689,629,854,747,812/142,430,063.68
  6. Step 6: Final answer
    x = 89,093,759.61

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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.