Home / 587,646,518.40-881,502,955.20-178,716,009.60

Finding the Fourth Proportional to 587,646,518.40, 881,502,955.20 and 178,716,009.60

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Solution

The fourth proportional to 587,646,518.40, 881,502,955.20 and 178,716,009.60 is: 268,084,104.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,646,518.40 : 881,502,955.20 = 178,716,009.60 : x
  2. Step 2: Convert to fraction form
    587,646,518.40/881,502,955.20 = 178,716,009.60/x
  3. Step 3: Cross multiply
    587,646,518.40x = 881,502,955.20 × 178,716,009.60
  4. Step 4: Simplify right side
    587,646,518.40x = 157,538,690,603,951,584
  5. Step 5: Solve for x
    x = 157,538,690,603,951,584/587,646,518.40
  6. Step 6: Final answer
    x = 268,084,104.43

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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.