Home / 185,891,447.49-256,528,778.58-102,257,777.31

Finding the Fourth Proportional to 185,891,447.49, 256,528,778.58 and 102,257,777.31

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Solution

The fourth proportional to 185,891,447.49, 256,528,778.58 and 102,257,777.31 is: 141,114,952.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,891,447.49 : 256,528,778.58 = 102,257,777.31 : x
  2. Step 2: Convert to fraction form
    185,891,447.49/256,528,778.58 = 102,257,777.31/x
  3. Step 3: Cross multiply
    185,891,447.49x = 256,528,778.58 × 102,257,777.31
  4. Step 4: Simplify right side
    185,891,447.49x = 26,232,062,713,639,940
  5. Step 5: Solve for x
    x = 26,232,062,713,639,940/185,891,447.49
  6. Step 6: Final answer
    x = 141,114,952.13

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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.