Home / 343,045,182.11-473,409,359.39-186,422,378.45

Finding the Fourth Proportional to 343,045,182.11, 473,409,359.39 and 186,422,378.45

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Solution

The fourth proportional to 343,045,182.11, 473,409,359.39 and 186,422,378.45 is: 257,266,690.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,045,182.11 : 473,409,359.39 = 186,422,378.45 : x
  2. Step 2: Convert to fraction form
    343,045,182.11/473,409,359.39 = 186,422,378.45/x
  3. Step 3: Cross multiply
    343,045,182.11x = 473,409,359.39 × 186,422,378.45
  4. Step 4: Simplify right side
    343,045,182.11x = 88,254,098,756,073,648
  5. Step 5: Solve for x
    x = 88,254,098,756,073,648/343,045,182.11
  6. Step 6: Final answer
    x = 257,266,690.69

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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.