Home / 117,895,725.80-162,697,880.96-67,668,252.74

Finding the Fourth Proportional to 117,895,725.80, 162,697,880.96 and 67,668,252.74

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Solution

The fourth proportional to 117,895,725.80, 162,697,880.96 and 67,668,252.74 is: 93,383,210.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,895,725.80 : 162,697,880.96 = 67,668,252.74 : x
  2. Step 2: Convert to fraction form
    117,895,725.80/162,697,880.96 = 67,668,252.74/x
  3. Step 3: Cross multiply
    117,895,725.80x = 162,697,880.96 × 67,668,252.74
  4. Step 4: Simplify right side
    117,895,725.80x = 11,009,481,329,063,714
  5. Step 5: Solve for x
    x = 11,009,481,329,063,714/117,895,725.80
  6. Step 6: Final answer
    x = 93,383,210.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.