Home / 746,365,086.12-1,030,356,712.26-464,198,477.34

Finding the Fourth Proportional to 746,365,086.12, 1,030,356,712.26 and 464,198,477.34

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Solution

The fourth proportional to 746,365,086.12, 1,030,356,712.26 and 464,198,477.34 is: 640,825,818.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,365,086.12 : 1,030,356,712.26 = 464,198,477.34 : x
  2. Step 2: Convert to fraction form
    746,365,086.12/1,030,356,712.26 = 464,198,477.34/x
  3. Step 3: Cross multiply
    746,365,086.12x = 1,030,356,712.26 × 464,198,477.34
  4. Step 4: Simplify right side
    746,365,086.12x = 478,290,016,948,140,480
  5. Step 5: Solve for x
    x = 478,290,016,948,140,480/746,365,086.12
  6. Step 6: Final answer
    x = 640,825,818.15

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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.