Home / 153,387,167,718.80-230,080,751,578.20-142,926,814,515.80

Finding the Fourth Proportional to 153,387,167,718.80, 230,080,751,578.20 and 142,926,814,515.80

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Solution

The fourth proportional to 153,387,167,718.80, 230,080,751,578.20 and 142,926,814,515.80 is: 214,390,221,773.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,387,167,718.80 : 230,080,751,578.20 = 142,926,814,515.80 : x
  2. Step 2: Convert to fraction form
    153,387,167,718.80/230,080,751,578.20 = 142,926,814,515.80/x
  3. Step 3: Cross multiply
    153,387,167,718.80x = 230,080,751,578.20 × 142,926,814,515.80
  4. Step 4: Simplify right side
    153,387,167,718.80x = 32,884,708,904,473,248,923,648
  5. Step 5: Solve for x
    x = 32,884,708,904,473,248,923,648/153,387,167,718.80
  6. Step 6: Final answer
    x = 214,390,221,773.70

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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.