Home / 44,286,987.80-66,430,481.70-40,248,036.20

Finding the Fourth Proportional to 44,286,987.80, 66,430,481.70 and 40,248,036.20

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Solution

The fourth proportional to 44,286,987.80, 66,430,481.70 and 40,248,036.20 is: 60,372,054.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,286,987.80 : 66,430,481.70 = 40,248,036.20 : x
  2. Step 2: Convert to fraction form
    44,286,987.80/66,430,481.70 = 40,248,036.20/x
  3. Step 3: Cross multiply
    44,286,987.80x = 66,430,481.70 × 40,248,036.20
  4. Step 4: Simplify right side
    44,286,987.80x = 2,673,696,432,245,038
  5. Step 5: Solve for x
    x = 2,673,696,432,245,038/44,286,987.80
  6. Step 6: Final answer
    x = 60,372,054.30

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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.