Home / 137,012,905.80-205,519,358.70-137,012,905.80

Finding the Fourth Proportional to 137,012,905.80, 205,519,358.70 and 137,012,905.80

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Solution

The fourth proportional to 137,012,905.80, 205,519,358.70 and 137,012,905.80 is: 205,519,358.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,012,905.80 : 205,519,358.70 = 137,012,905.80 : x
  2. Step 2: Convert to fraction form
    137,012,905.80/205,519,358.70 = 137,012,905.80/x
  3. Step 3: Cross multiply
    137,012,905.80x = 205,519,358.70 × 137,012,905.80
  4. Step 4: Simplify right side
    137,012,905.80x = 28,158,804,533,639,512
  5. Step 5: Solve for x
    x = 28,158,804,533,639,512/137,012,905.80
  6. Step 6: Final answer
    x = 205,519,358.70

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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.