Home / 76,404,281.60-114,606,422.40-52,217,811.20

Finding the Fourth Proportional to 76,404,281.60, 114,606,422.40 and 52,217,811.20

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Solution

The fourth proportional to 76,404,281.60, 114,606,422.40 and 52,217,811.20 is: 78,326,716.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,404,281.60 : 114,606,422.40 = 52,217,811.20 : x
  2. Step 2: Convert to fraction form
    76,404,281.60/114,606,422.40 = 52,217,811.20/x
  3. Step 3: Cross multiply
    76,404,281.60x = 114,606,422.40 × 52,217,811.20
  4. Step 4: Simplify right side
    76,404,281.60x = 5,984,496,527,190,652
  5. Step 5: Solve for x
    x = 5,984,496,527,190,652/76,404,281.60
  6. Step 6: Final answer
    x = 78,326,716.80

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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.