Home / 48,503,792.60-72,755,688.90-43,720,823.60

Finding the Fourth Proportional to 48,503,792.60, 72,755,688.90 and 43,720,823.60

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Solution

The fourth proportional to 48,503,792.60, 72,755,688.90 and 43,720,823.60 is: 65,581,235.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,503,792.60 : 72,755,688.90 = 43,720,823.60 : x
  2. Step 2: Convert to fraction form
    48,503,792.60/72,755,688.90 = 43,720,823.60/x
  3. Step 3: Cross multiply
    48,503,792.60x = 72,755,688.90 × 43,720,823.60
  4. Step 4: Simplify right side
    48,503,792.60x = 3,180,938,640,293,378.50
  5. Step 5: Solve for x
    x = 3,180,938,640,293,378.50/48,503,792.60
  6. Step 6: Final answer
    x = 65,581,235.40

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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.