Home / 53,918,539.60-80,877,809.40-51,399,115.60

Finding the Fourth Proportional to 53,918,539.60, 80,877,809.40 and 51,399,115.60

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Solution

The fourth proportional to 53,918,539.60, 80,877,809.40 and 51,399,115.60 is: 77,098,673.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,918,539.60 : 80,877,809.40 = 51,399,115.60 : x
  2. Step 2: Convert to fraction form
    53,918,539.60/80,877,809.40 = 51,399,115.60/x
  3. Step 3: Cross multiply
    53,918,539.60x = 80,877,809.40 × 51,399,115.60
  4. Step 4: Simplify right side
    53,918,539.60x = 4,157,047,874,825,367
  5. Step 5: Solve for x
    x = 4,157,047,874,825,367/53,918,539.60
  6. Step 6: Final answer
    x = 77,098,673.40

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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.