Home / 75,228,943.60-112,843,415.40-48,355,087.60

Finding the Fourth Proportional to 75,228,943.60, 112,843,415.40 and 48,355,087.60

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Solution

The fourth proportional to 75,228,943.60, 112,843,415.40 and 48,355,087.60 is: 72,532,631.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,228,943.60 : 112,843,415.40 = 48,355,087.60 : x
  2. Step 2: Convert to fraction form
    75,228,943.60/112,843,415.40 = 48,355,087.60/x
  3. Step 3: Cross multiply
    75,228,943.60x = 112,843,415.40 × 48,355,087.60
  4. Step 4: Simplify right side
    75,228,943.60x = 5,456,553,236,750,189
  5. Step 5: Solve for x
    x = 5,456,553,236,750,189/75,228,943.60
  6. Step 6: Final answer
    x = 72,532,631.40

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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.