Home / 53,918,529.60-80,877,794.40-48,543,758.40

Finding the Fourth Proportional to 53,918,529.60, 80,877,794.40 and 48,543,758.40

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Solution

The fourth proportional to 53,918,529.60, 80,877,794.40 and 48,543,758.40 is: 72,815,637.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,918,529.60 : 80,877,794.40 = 48,543,758.40 : x
  2. Step 2: Convert to fraction form
    53,918,529.60/80,877,794.40 = 48,543,758.40/x
  3. Step 3: Cross multiply
    53,918,529.60x = 80,877,794.40 × 48,543,758.40
  4. Step 4: Simplify right side
    53,918,529.60x = 3,926,112,111,278,473
  5. Step 5: Solve for x
    x = 3,926,112,111,278,473/53,918,529.60
  6. Step 6: Final answer
    x = 72,815,637.60

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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.