Home / 478,091,924,362.08-717,263,669,548.10-171,812,646,396.19

Finding the Fourth Proportional to 478,091,924,362.08, 717,263,669,548.10 and 171,812,646,396.19

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Solution

The fourth proportional to 478,091,924,362.08, 717,263,669,548.10 and 171,812,646,396.19 is: 257,764,172,430.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,091,924,362.08 : 717,263,669,548.10 = 171,812,646,396.19 : x
  2. Step 2: Convert to fraction form
    478,091,924,362.08/717,263,669,548.10 = 171,812,646,396.19/x
  3. Step 3: Cross multiply
    478,091,924,362.08x = 717,263,669,548.10 × 171,812,646,396.19
  4. Step 4: Simplify right side
    478,091,924,362.08x = 123,234,969,228,901,378,686,976
  5. Step 5: Solve for x
    x = 123,234,969,228,901,378,686,976/478,091,924,362.08
  6. Step 6: Final answer
    x = 257,764,172,430.51

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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.