Home / 874,611,060.24-1,206,977,602.56-522,217,845.12

Finding the Fourth Proportional to 874,611,060.24, 1,206,977,602.56 and 522,217,845.12

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Solution

The fourth proportional to 874,611,060.24, 1,206,977,602.56 and 522,217,845.12 is: 720,669,188.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,611,060.24 : 1,206,977,602.56 = 522,217,845.12 : x
  2. Step 2: Convert to fraction form
    874,611,060.24/1,206,977,602.56 = 522,217,845.12/x
  3. Step 3: Cross multiply
    874,611,060.24x = 1,206,977,602.56 × 522,217,845.12
  4. Step 4: Simplify right side
    874,611,060.24x = 630,305,242,716,987,008
  5. Step 5: Solve for x
    x = 630,305,242,716,987,008/874,611,060.24
  6. Step 6: Final answer
    x = 720,669,188.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.