Home / 611,071,704.96-916,598,582.56-151,009,861.92

Finding the Fourth Proportional to 611,071,704.96, 916,598,582.56 and 151,009,861.92

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Solution

The fourth proportional to 611,071,704.96, 916,598,582.56 and 151,009,861.92 is: 226,512,574.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,071,704.96 : 916,598,582.56 = 151,009,861.92 : x
  2. Step 2: Convert to fraction form
    611,071,704.96/916,598,582.56 = 151,009,861.92/x
  3. Step 3: Cross multiply
    611,071,704.96x = 916,598,582.56 × 151,009,861.92
  4. Step 4: Simplify right side
    611,071,704.96x = 138,415,425,388,453,296
  5. Step 5: Solve for x
    x = 138,415,425,388,453,296/611,071,704.96
  6. Step 6: Final answer
    x = 226,512,574.98

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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.