Home / 137,945,210.52-206,922,703.14-34,314,955.32

Finding the Fourth Proportional to 137,945,210.52, 206,922,703.14 and 34,314,955.32

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Solution

The fourth proportional to 137,945,210.52, 206,922,703.14 and 34,314,955.32 is: 51,473,648.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,945,210.52 : 206,922,703.14 = 34,314,955.32 : x
  2. Step 2: Convert to fraction form
    137,945,210.52/206,922,703.14 = 34,314,955.32/x
  3. Step 3: Cross multiply
    137,945,210.52x = 206,922,703.14 × 34,314,955.32
  4. Step 4: Simplify right side
    137,945,210.52x = 7,100,543,312,942,723
  5. Step 5: Solve for x
    x = 7,100,543,312,942,723/137,945,210.52
  6. Step 6: Final answer
    x = 51,473,648.75

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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.