Home / 168,335,890.18-232,463,967.06-159,165,055.60

Finding the Fourth Proportional to 168,335,890.18, 232,463,967.06 and 159,165,055.60

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Solution

The fourth proportional to 168,335,890.18, 232,463,967.06 and 159,165,055.60 is: 219,799,474.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,335,890.18 : 232,463,967.06 = 159,165,055.60 : x
  2. Step 2: Convert to fraction form
    168,335,890.18/232,463,967.06 = 159,165,055.60/x
  3. Step 3: Cross multiply
    168,335,890.18x = 232,463,967.06 × 159,165,055.60
  4. Step 4: Simplify right side
    168,335,890.18x = 37,000,140,242,101,464
  5. Step 5: Solve for x
    x = 37,000,140,242,101,464/168,335,890.18
  6. Step 6: Final answer
    x = 219,799,474.74

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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.