Home / 153,387,167,712.30-230,080,751,568.45-142,926,814,509.30

Finding the Fourth Proportional to 153,387,167,712.30, 230,080,751,568.45 and 142,926,814,509.30

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Solution

The fourth proportional to 153,387,167,712.30, 230,080,751,568.45 and 142,926,814,509.30 is: 214,390,221,763.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,387,167,712.30 : 230,080,751,568.45 = 142,926,814,509.30 : x
  2. Step 2: Convert to fraction form
    153,387,167,712.30/230,080,751,568.45 = 142,926,814,509.30/x
  3. Step 3: Cross multiply
    153,387,167,712.30x = 230,080,751,568.45 × 142,926,814,509.30
  4. Step 4: Simplify right side
    153,387,167,712.30x = 32,884,708,901,584,187,162,624
  5. Step 5: Solve for x
    x = 32,884,708,901,584,187,162,624/153,387,167,712.30
  6. Step 6: Final answer
    x = 214,390,221,763.95

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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.