Home / 1,400,320,909.98-2,100,844,538.19-744,732,842.94

Finding the Fourth Proportional to 1,400,320,909.98, 2,100,844,538.19 and 744,732,842.94

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Solution

The fourth proportional to 1,400,320,909.98, 2,100,844,538.19 and 744,732,842.94 is: 1,117,292,410.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,320,909.98 : 2,100,844,538.19 = 744,732,842.94 : x
  2. Step 2: Convert to fraction form
    1,400,320,909.98/2,100,844,538.19 = 744,732,842.94/x
  3. Step 3: Cross multiply
    1,400,320,909.98x = 2,100,844,538.19 × 744,732,842.94
  4. Step 4: Simplify right side
    1,400,320,909.98x = 1,564,567,925,501,210,368
  5. Step 5: Solve for x
    x = 1,564,567,925,501,210,368/1,400,320,909.98
  6. Step 6: Final answer
    x = 1,117,292,410.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.