Home / 142,430,045.68-213,638,648.46-59,397,606.64

Finding the Fourth Proportional to 142,430,045.68, 213,638,648.46 and 59,397,606.64

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Solution

The fourth proportional to 142,430,045.68, 213,638,648.46 and 59,397,606.64 is: 89,093,732.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,430,045.68 : 213,638,648.46 = 59,397,606.64 : x
  2. Step 2: Convert to fraction form
    142,430,045.68/213,638,648.46 = 59,397,606.64/x
  3. Step 3: Cross multiply
    142,430,045.68x = 213,638,648.46 × 59,397,606.64
  4. Step 4: Simplify right side
    142,430,045.68x = 12,689,624,404,328,322
  5. Step 5: Solve for x
    x = 12,689,624,404,328,322/142,430,045.68
  6. Step 6: Final answer
    x = 89,093,732.60

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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.