Home / 172,640,636.60-258,960,954.90-44,989,820.60

Finding the Fourth Proportional to 172,640,636.60, 258,960,954.90 and 44,989,820.60

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Solution

The fourth proportional to 172,640,636.60, 258,960,954.90 and 44,989,820.60 is: 67,484,730.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,640,636.60 : 258,960,954.90 = 44,989,820.60 : x
  2. Step 2: Convert to fraction form
    172,640,636.60/258,960,954.90 = 44,989,820.60/x
  3. Step 3: Cross multiply
    172,640,636.60x = 258,960,954.90 × 44,989,820.60
  4. Step 4: Simplify right side
    172,640,636.60x = 11,650,606,903,355,692
  5. Step 5: Solve for x
    x = 11,650,606,903,355,692/172,640,636.60
  6. Step 6: Final answer
    x = 67,484,730.90

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1.5x scale

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.