Home / 1,426,606,542.30-1,968,731,288.67-800,061,518.28

Finding the Fourth Proportional to 1,426,606,542.30, 1,968,731,288.67 and 800,061,518.28

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Solution

The fourth proportional to 1,426,606,542.30, 1,968,731,288.67 and 800,061,518.28 is: 1,104,092,892.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,606,542.30 : 1,968,731,288.67 = 800,061,518.28 : x
  2. Step 2: Convert to fraction form
    1,426,606,542.30/1,968,731,288.67 = 800,061,518.28/x
  3. Step 3: Cross multiply
    1,426,606,542.30x = 1,968,731,288.67 × 800,061,518.28
  4. Step 4: Simplify right side
    1,426,606,542.30x = 1,575,106,143,898,661,120
  5. Step 5: Solve for x
    x = 1,575,106,143,898,661,120/1,426,606,542.30
  6. Step 6: Final answer
    x = 1,104,092,892.61

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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.