Home / 165,811,265.60-248,642,248.80-74,888,052.80

Finding the Fourth Proportional to 165,811,265.60, 248,642,248.80 and 74,888,052.80

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Solution

The fourth proportional to 165,811,265.60, 248,642,248.80 and 74,888,052.80 is: 112,298,363.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,811,265.60 : 248,642,248.80 = 74,888,052.80 : x
  2. Step 2: Convert to fraction form
    165,811,265.60/248,642,248.80 = 74,888,052.80/x
  3. Step 3: Cross multiply
    165,811,265.60x = 248,642,248.80 × 74,888,052.80
  4. Step 4: Simplify right side
    165,811,265.60x = 18,620,333,856,445,136
  5. Step 5: Solve for x
    x = 18,620,333,856,445,136/165,811,265.60
  6. Step 6: Final answer
    x = 112,298,363.98

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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.