Home / 291,418,666.56-437,080,118.89-104,633,943.02

Finding the Fourth Proportional to 291,418,666.56, 437,080,118.89 and 104,633,943.02

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Solution

The fourth proportional to 291,418,666.56, 437,080,118.89 and 104,633,943.02 is: 156,933,722.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,418,666.56 : 437,080,118.89 = 104,633,943.02 : x
  2. Step 2: Convert to fraction form
    291,418,666.56/437,080,118.89 = 104,633,943.02/x
  3. Step 3: Cross multiply
    291,418,666.56x = 437,080,118.89 × 104,633,943.02
  4. Step 4: Simplify right side
    291,418,666.56x = 45,733,416,252,402,512
  5. Step 5: Solve for x
    x = 45,733,416,252,402,512/291,418,666.56
  6. Step 6: Final answer
    x = 156,933,722.86

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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.