Home / 172,583,139.60-258,874,709.40-149,404,438.80

Finding the Fourth Proportional to 172,583,139.60, 258,874,709.40 and 149,404,438.80

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Solution

The fourth proportional to 172,583,139.60, 258,874,709.40 and 149,404,438.80 is: 224,106,658.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,583,139.60 : 258,874,709.40 = 149,404,438.80 : x
  2. Step 2: Convert to fraction form
    172,583,139.60/258,874,709.40 = 149,404,438.80/x
  3. Step 3: Cross multiply
    172,583,139.60x = 258,874,709.40 × 149,404,438.80
  4. Step 4: Simplify right side
    172,583,139.60x = 38,677,030,677,420,088
  5. Step 5: Solve for x
    x = 38,677,030,677,420,088/172,583,139.60
  6. Step 6: Final answer
    x = 224,106,658.20

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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.