Home / 52,608,248.40-78,699,796.20-45,498,748.80

Finding the Fourth Proportional to 52,608,248.40, 78,699,796.20 and 45,498,748.80

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Solution

The fourth proportional to 52,608,248.40, 78,699,796.20 and 45,498,748.80 is: 68,064,274.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,608,248.40 : 78,699,796.20 = 45,498,748.80 : x
  2. Step 2: Convert to fraction form
    52,608,248.40/78,699,796.20 = 45,498,748.80/x
  3. Step 3: Cross multiply
    52,608,248.40x = 78,699,796.20 × 45,498,748.80
  4. Step 4: Simplify right side
    52,608,248.40x = 3,580,742,257,914,994.50
  5. Step 5: Solve for x
    x = 3,580,742,257,914,994.50/52,608,248.40
  6. Step 6: Final answer
    x = 68,064,274.46

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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.