Home / 165,597,130.20-248,395,695.30-164,463,389.40

Finding the Fourth Proportional to 165,597,130.20, 248,395,695.30 and 164,463,389.40

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Solution

The fourth proportional to 165,597,130.20, 248,395,695.30 and 164,463,389.40 is: 246,695,084.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,597,130.20 : 248,395,695.30 = 164,463,389.40 : x
  2. Step 2: Convert to fraction form
    165,597,130.20/248,395,695.30 = 164,463,389.40/x
  3. Step 3: Cross multiply
    165,597,130.20x = 248,395,695.30 × 164,463,389.40
  4. Step 4: Simplify right side
    165,597,130.20x = 40,851,997,961,407,656
  5. Step 5: Solve for x
    x = 40,851,997,961,407,656/165,597,130.20
  6. Step 6: Final answer
    x = 246,695,084.10

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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.