Home / 746,773,849.55-1,030,520,902.93-412,239,191.92

Finding the Fourth Proportional to 746,773,849.55, 1,030,520,902.93 and 412,239,191.92

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Solution

The fourth proportional to 746,773,849.55, 1,030,520,902.93 and 412,239,191.92 is: 568,875,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,773,849.55 : 1,030,520,902.93 = 412,239,191.92 : x
  2. Step 2: Convert to fraction form
    746,773,849.55/1,030,520,902.93 = 412,239,191.92/x
  3. Step 3: Cross multiply
    746,773,849.55x = 1,030,520,902.93 × 412,239,191.92
  4. Step 4: Simplify right side
    746,773,849.55x = 424,821,104,276,925,056
  5. Step 5: Solve for x
    x = 424,821,104,276,925,056/746,773,849.55
  6. Step 6: Final answer
    x = 568,875,174.90

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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.