Home / 56,657,715.60-84,986,573.40-52,193,611.20

Finding the Fourth Proportional to 56,657,715.60, 84,986,573.40 and 52,193,611.20

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Solution

The fourth proportional to 56,657,715.60, 84,986,573.40 and 52,193,611.20 is: 78,290,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,657,715.60 : 84,986,573.40 = 52,193,611.20 : x
  2. Step 2: Convert to fraction form
    56,657,715.60/84,986,573.40 = 52,193,611.20/x
  3. Step 3: Cross multiply
    56,657,715.60x = 84,986,573.40 × 52,193,611.20
  4. Step 4: Simplify right side
    56,657,715.60x = 4,435,756,169,259,862.50
  5. Step 5: Solve for x
    x = 4,435,756,169,259,862.50/56,657,715.60
  6. Step 6: Final answer
    x = 78,290,416.80

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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.