Home / 147,339,354.51-220,971,333.35-43,684,321.64

Finding the Fourth Proportional to 147,339,354.51, 220,971,333.35 and 43,684,321.64

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Solution

The fourth proportional to 147,339,354.51, 220,971,333.35 and 43,684,321.64 is: 65,515,305.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,339,354.51 : 220,971,333.35 = 43,684,321.64 : x
  2. Step 2: Convert to fraction form
    147,339,354.51/220,971,333.35 = 43,684,321.64/x
  3. Step 3: Cross multiply
    147,339,354.51x = 220,971,333.35 × 43,684,321.64
  4. Step 4: Simplify right side
    147,339,354.51x = 9,652,982,799,281,058
  5. Step 5: Solve for x
    x = 9,652,982,799,281,058/147,339,354.51
  6. Step 6: Final answer
    x = 65,515,305.34

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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.