Home / 343,276,387.61-473,715,833.94-186,647,438.88

Finding the Fourth Proportional to 343,276,387.61, 473,715,833.94 and 186,647,438.88

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Solution

The fourth proportional to 343,276,387.61, 473,715,833.94 and 186,647,438.88 is: 257,570,431.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,276,387.61 : 473,715,833.94 = 186,647,438.88 : x
  2. Step 2: Convert to fraction form
    343,276,387.61/473,715,833.94 = 186,647,438.88/x
  3. Step 3: Cross multiply
    343,276,387.61x = 473,715,833.94 × 186,647,438.88
  4. Step 4: Simplify right side
    343,276,387.61x = 88,417,847,161,804,384
  5. Step 5: Solve for x
    x = 88,417,847,161,804,384/343,276,387.61
  6. Step 6: Final answer
    x = 257,570,431.16

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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.