Home / 119,233,420.20-178,850,130.30-99,078,028.20

Finding the Fourth Proportional to 119,233,420.20, 178,850,130.30 and 99,078,028.20

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Solution

The fourth proportional to 119,233,420.20, 178,850,130.30 and 99,078,028.20 is: 148,617,042.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,233,420.20 : 178,850,130.30 = 99,078,028.20 : x
  2. Step 2: Convert to fraction form
    119,233,420.20/178,850,130.30 = 99,078,028.20/x
  3. Step 3: Cross multiply
    119,233,420.20x = 178,850,130.30 × 99,078,028.20
  4. Step 4: Simplify right side
    119,233,420.20x = 17,720,118,253,437,076
  5. Step 5: Solve for x
    x = 17,720,118,253,437,076/119,233,420.20
  6. Step 6: Final answer
    x = 148,617,042.30

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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.