Home / 181,627,762.80-272,441,644.20-127,101,916.20

Finding the Fourth Proportional to 181,627,762.80, 272,441,644.20 and 127,101,916.20

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Solution

The fourth proportional to 181,627,762.80, 272,441,644.20 and 127,101,916.20 is: 190,652,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,627,762.80 : 272,441,644.20 = 127,101,916.20 : x
  2. Step 2: Convert to fraction form
    181,627,762.80/272,441,644.20 = 127,101,916.20/x
  3. Step 3: Cross multiply
    181,627,762.80x = 272,441,644.20 × 127,101,916.20
  4. Step 4: Simplify right side
    181,627,762.80x = 34,627,855,030,498,616
  5. Step 5: Solve for x
    x = 34,627,855,030,498,616/181,627,762.80
  6. Step 6: Final answer
    x = 190,652,874.30

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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.