Home / 117,450,333.60-176,175,500.40-76,635,664.80

Finding the Fourth Proportional to 117,450,333.60, 176,175,500.40 and 76,635,664.80

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Solution

The fourth proportional to 117,450,333.60, 176,175,500.40 and 76,635,664.80 is: 114,953,497.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,450,333.60 : 176,175,500.40 = 76,635,664.80 : x
  2. Step 2: Convert to fraction form
    117,450,333.60/176,175,500.40 = 76,635,664.80/x
  3. Step 3: Cross multiply
    117,450,333.60x = 176,175,500.40 × 76,635,664.80
  4. Step 4: Simplify right side
    117,450,333.60x = 13,501,326,594,626,666
  5. Step 5: Solve for x
    x = 13,501,326,594,626,666/117,450,333.60
  6. Step 6: Final answer
    x = 114,953,497.20

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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.