Home / 201,205,330.90-301,807,996.35-109,372,326.10

Finding the Fourth Proportional to 201,205,330.90, 301,807,996.35 and 109,372,326.10

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Solution

The fourth proportional to 201,205,330.90, 301,807,996.35 and 109,372,326.10 is: 164,058,489.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,205,330.90 : 301,807,996.35 = 109,372,326.10 : x
  2. Step 2: Convert to fraction form
    201,205,330.90/301,807,996.35 = 109,372,326.10/x
  3. Step 3: Cross multiply
    201,205,330.90x = 301,807,996.35 × 109,372,326.10
  4. Step 4: Simplify right side
    201,205,330.90x = 33,009,442,596,379,812
  5. Step 5: Solve for x
    x = 33,009,442,596,379,812/201,205,330.90
  6. Step 6: Final answer
    x = 164,058,489.15

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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.