Home / 74,616,060.15-102,970,376.28-43,260,202.80

Finding the Fourth Proportional to 74,616,060.15, 102,970,376.28 and 43,260,202.80

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Solution

The fourth proportional to 74,616,060.15, 102,970,376.28 and 43,260,202.80 is: 59,699,203.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,616,060.15 : 102,970,376.28 = 43,260,202.80 : x
  2. Step 2: Convert to fraction form
    74,616,060.15/102,970,376.28 = 43,260,202.80/x
  3. Step 3: Cross multiply
    74,616,060.15x = 102,970,376.28 × 43,260,202.80
  4. Step 4: Simplify right side
    74,616,060.15x = 4,454,519,360,265,109.50
  5. Step 5: Solve for x
    x = 4,454,519,360,265,109.50/74,616,060.15
  6. Step 6: Final answer
    x = 59,699,203.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.