Home / 137,434,703.24-206,152,093.16-40,390,405.49

Finding the Fourth Proportional to 137,434,703.24, 206,152,093.16 and 40,390,405.49

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Solution

The fourth proportional to 137,434,703.24, 206,152,093.16 and 40,390,405.49 is: 60,585,619.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,434,703.24 : 206,152,093.16 = 40,390,405.49 : x
  2. Step 2: Convert to fraction form
    137,434,703.24/206,152,093.16 = 40,390,405.49/x
  3. Step 3: Cross multiply
    137,434,703.24x = 206,152,093.16 × 40,390,405.49
  4. Step 4: Simplify right side
    137,434,703.24x = 8,326,566,634,111,943
  5. Step 5: Solve for x
    x = 8,326,566,634,111,943/137,434,703.24
  6. Step 6: Final answer
    x = 60,585,619.48

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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.