Home / 259,615,844.96-358,255,672.48-142,118,444.80

Finding the Fourth Proportional to 259,615,844.96, 358,255,672.48 and 142,118,444.80

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Solution

The fourth proportional to 259,615,844.96, 358,255,672.48 and 142,118,444.80 is: 196,115,684.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,615,844.96 : 358,255,672.48 = 142,118,444.80 : x
  2. Step 2: Convert to fraction form
    259,615,844.96/358,255,672.48 = 142,118,444.80/x
  3. Step 3: Cross multiply
    259,615,844.96x = 358,255,672.48 × 142,118,444.80
  4. Step 4: Simplify right side
    259,615,844.96x = 50,914,739,013,635,768
  5. Step 5: Solve for x
    x = 50,914,739,013,635,768/259,615,844.96
  6. Step 6: Final answer
    x = 196,115,684.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.