Home / 165,596,883.20-248,395,324.80-164,463,142.40

Finding the Fourth Proportional to 165,596,883.20, 248,395,324.80 and 164,463,142.40

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Solution

The fourth proportional to 165,596,883.20, 248,395,324.80 and 164,463,142.40 is: 246,694,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,596,883.20 : 248,395,324.80 = 164,463,142.40 : x
  2. Step 2: Convert to fraction form
    165,596,883.20/248,395,324.80 = 164,463,142.40/x
  3. Step 3: Cross multiply
    165,596,883.20x = 248,395,324.80 × 164,463,142.40
  4. Step 4: Simplify right side
    165,596,883.20x = 40,851,875,674,076,656
  5. Step 5: Solve for x
    x = 40,851,875,674,076,656/165,596,883.20
  6. Step 6: Final answer
    x = 246,694,713.60

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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.