Home / 30,864,726,719.07-46,299,321,458.88-12,919,056,748.02

Finding the Fourth Proportional to 30,864,726,719.07, 46,299,321,458.88 and 12,919,056,748.02

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Solution

The fourth proportional to 30,864,726,719.07, 46,299,321,458.88 and 12,919,056,748.02 is: 19,379,519,111.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,864,726,719.07 : 46,299,321,458.88 = 12,919,056,748.02 : x
  2. Step 2: Convert to fraction form
    30,864,726,719.07/46,299,321,458.88 = 12,919,056,748.02/x
  3. Step 3: Cross multiply
    30,864,726,719.07x = 46,299,321,458.88 × 12,919,056,748.02
  4. Step 4: Simplify right side
    30,864,726,719.07x = 598,143,561,322,090,856,448
  5. Step 5: Solve for x
    x = 598,143,561,322,090,856,448/30,864,726,719.07
  6. Step 6: Final answer
    x = 19,379,519,111.46

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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.