Home / 68,731,525.92-94,849,858.80-37,793,690.40

Finding the Fourth Proportional to 68,731,525.92, 94,849,858.80 and 37,793,690.40

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Solution

The fourth proportional to 68,731,525.92, 94,849,858.80 and 37,793,690.40 is: 52,155,486.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,731,525.92 : 94,849,858.80 = 37,793,690.40 : x
  2. Step 2: Convert to fraction form
    68,731,525.92/94,849,858.80 = 37,793,690.40/x
  3. Step 3: Cross multiply
    68,731,525.92x = 94,849,858.80 × 37,793,690.40
  4. Step 4: Simplify right side
    68,731,525.92x = 3,584,726,197,970,915.50
  5. Step 5: Solve for x
    x = 3,584,726,197,970,915.50/68,731,525.92
  6. Step 6: Final answer
    x = 52,155,486.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.