Home / 281,838,043.20-422,655,636.60-97,555,448.64

Finding the Fourth Proportional to 281,838,043.20, 422,655,636.60 and 97,555,448.64

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Solution

The fourth proportional to 281,838,043.20, 422,655,636.60 and 97,555,448.64 is: 146,298,064.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,838,043.20 : 422,655,636.60 = 97,555,448.64 : x
  2. Step 2: Convert to fraction form
    281,838,043.20/422,655,636.60 = 97,555,448.64/x
  3. Step 3: Cross multiply
    281,838,043.20x = 422,655,636.60 × 97,555,448.64
  4. Step 4: Simplify right side
    281,838,043.20x = 41,232,360,248,737,808
  5. Step 5: Solve for x
    x = 41,232,360,248,737,808/281,838,043.20
  6. Step 6: Final answer
    x = 146,298,064.59

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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.