Home / 1,562,135,930.88-2,155,605,098.88-926,946,965.40

Finding the Fourth Proportional to 1,562,135,930.88, 2,155,605,098.88 and 926,946,965.40

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Solution

The fourth proportional to 1,562,135,930.88, 2,155,605,098.88 and 926,946,965.40 is: 1,279,102,263.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562,135,930.88 : 2,155,605,098.88 = 926,946,965.40 : x
  2. Step 2: Convert to fraction form
    1,562,135,930.88/2,155,605,098.88 = 926,946,965.40/x
  3. Step 3: Cross multiply
    1,562,135,930.88x = 2,155,605,098.88 × 926,946,965.40
  4. Step 4: Simplify right side
    1,562,135,930.88x = 1,998,131,605,007,582,976
  5. Step 5: Solve for x
    x = 1,998,131,605,007,582,976/1,562,135,930.88
  6. Step 6: Final answer
    x = 1,279,102,263.45

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1.5x scale

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.