Home / 82,997,176.80-124,495,765.20-25,492,308.15

Finding the Fourth Proportional to 82,997,176.80, 124,495,765.20 and 25,492,308.15

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Solution

The fourth proportional to 82,997,176.80, 124,495,765.20 and 25,492,308.15 is: 38,238,462.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,997,176.80 : 124,495,765.20 = 25,492,308.15 : x
  2. Step 2: Convert to fraction form
    82,997,176.80/124,495,765.20 = 25,492,308.15/x
  3. Step 3: Cross multiply
    82,997,176.80x = 124,495,765.20 × 25,492,308.15
  4. Step 4: Simplify right side
    82,997,176.80x = 3,173,684,409,848,446.50
  5. Step 5: Solve for x
    x = 3,173,684,409,848,446.50/82,997,176.80
  6. Step 6: Final answer
    x = 38,238,462.23

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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.