Home / 141,721,898.60-212,582,847.90-107,457,732.20

Finding the Fourth Proportional to 141,721,898.60, 212,582,847.90 and 107,457,732.20

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Solution

The fourth proportional to 141,721,898.60, 212,582,847.90 and 107,457,732.20 is: 161,186,598.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,721,898.60 : 212,582,847.90 = 107,457,732.20 : x
  2. Step 2: Convert to fraction form
    141,721,898.60/212,582,847.90 = 107,457,732.20/x
  3. Step 3: Cross multiply
    141,721,898.60x = 212,582,847.90 × 107,457,732.20
  4. Step 4: Simplify right side
    141,721,898.60x = 22,843,670,739,951,532
  5. Step 5: Solve for x
    x = 22,843,670,739,951,532/141,721,898.60
  6. Step 6: Final answer
    x = 161,186,598.30

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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.