Home / 99,068,121.20-148,602,181.80-26,284,761.20

Finding the Fourth Proportional to 99,068,121.20, 148,602,181.80 and 26,284,761.20

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Solution

The fourth proportional to 99,068,121.20, 148,602,181.80 and 26,284,761.20 is: 39,427,141.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,068,121.20 : 148,602,181.80 = 26,284,761.20 : x
  2. Step 2: Convert to fraction form
    99,068,121.20/148,602,181.80 = 26,284,761.20/x
  3. Step 3: Cross multiply
    99,068,121.20x = 148,602,181.80 × 26,284,761.20
  4. Step 4: Simplify right side
    99,068,121.20x = 3,905,972,862,411,986.50
  5. Step 5: Solve for x
    x = 3,905,972,862,411,986.50/99,068,121.20
  6. Step 6: Final answer
    x = 39,427,141.80

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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.