Home / 1,614,868,561.41-2,422,302,839.38-388,037,012.91

Finding the Fourth Proportional to 1,614,868,561.41, 2,422,302,839.38 and 388,037,012.91

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Solution

The fourth proportional to 1,614,868,561.41, 2,422,302,839.38 and 388,037,012.91 is: 582,055,518.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,868,561.41 : 2,422,302,839.38 = 388,037,012.91 : x
  2. Step 2: Convert to fraction form
    1,614,868,561.41/2,422,302,839.38 = 388,037,012.91/x
  3. Step 3: Cross multiply
    1,614,868,561.41x = 2,422,302,839.38 × 388,037,012.91
  4. Step 4: Simplify right side
    1,614,868,561.41x = 939,943,158,145,635,712
  5. Step 5: Solve for x
    x = 939,943,158,145,635,712/1,614,868,561.41
  6. Step 6: Final answer
    x = 582,055,518.70

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Double scale
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1.5x scale

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.