Home / 181,978,050.90-272,967,076.35-120,756,047.70

Finding the Fourth Proportional to 181,978,050.90, 272,967,076.35 and 120,756,047.70

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Solution

The fourth proportional to 181,978,050.90, 272,967,076.35 and 120,756,047.70 is: 181,134,071.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,978,050.90 : 272,967,076.35 = 120,756,047.70 : x
  2. Step 2: Convert to fraction form
    181,978,050.90/272,967,076.35 = 120,756,047.70/x
  3. Step 3: Cross multiply
    181,978,050.90x = 272,967,076.35 × 120,756,047.70
  4. Step 4: Simplify right side
    181,978,050.90x = 32,962,425,292,250,144
  5. Step 5: Solve for x
    x = 32,962,425,292,250,144/181,978,050.90
  6. Step 6: Final answer
    x = 181,134,071.55

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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.