Home / 437,292,051.10-656,190,019.05-164,858,335.90

Finding the Fourth Proportional to 437,292,051.10, 656,190,019.05 and 164,858,335.90

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Solution

The fourth proportional to 437,292,051.10, 656,190,019.05 and 164,858,335.90 is: 247,382,485.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,292,051.10 : 656,190,019.05 = 164,858,335.90 : x
  2. Step 2: Convert to fraction form
    437,292,051.10/656,190,019.05 = 164,858,335.90/x
  3. Step 3: Cross multiply
    437,292,051.10x = 656,190,019.05 × 164,858,335.90
  4. Step 4: Simplify right side
    437,292,051.10x = 108,178,394,574,772,288
  5. Step 5: Solve for x
    x = 108,178,394,574,772,288/437,292,051.10
  6. Step 6: Final answer
    x = 247,382,485.69

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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.