Home / 181,627,752.30-272,441,628.45-127,101,905.70

Finding the Fourth Proportional to 181,627,752.30, 272,441,628.45 and 127,101,905.70

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Solution

The fourth proportional to 181,627,752.30, 272,441,628.45 and 127,101,905.70 is: 190,652,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,627,752.30 : 272,441,628.45 = 127,101,905.70 : x
  2. Step 2: Convert to fraction form
    181,627,752.30/272,441,628.45 = 127,101,905.70/x
  3. Step 3: Cross multiply
    181,627,752.30x = 272,441,628.45 × 127,101,905.70
  4. Step 4: Simplify right side
    181,627,752.30x = 34,627,850,168,006,336
  5. Step 5: Solve for x
    x = 34,627,850,168,006,336/181,627,752.30
  6. Step 6: Final answer
    x = 190,652,858.55

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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.