Home / 167,328,603.90-251,496,790.65-145,157,672.70

Finding the Fourth Proportional to 167,328,603.90, 251,496,790.65 and 145,157,672.70

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Solution

The fourth proportional to 167,328,603.90, 251,496,790.65 and 145,157,672.70 is: 218,173,629.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,328,603.90 : 251,496,790.65 = 145,157,672.70 : x
  2. Step 2: Convert to fraction form
    167,328,603.90/251,496,790.65 = 145,157,672.70/x
  3. Step 3: Cross multiply
    167,328,603.90x = 251,496,790.65 × 145,157,672.70
  4. Step 4: Simplify right side
    167,328,603.90x = 36,506,688,822,273,120
  5. Step 5: Solve for x
    x = 36,506,688,822,273,120/167,328,603.90
  6. Step 6: Final answer
    x = 218,173,629.44

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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.