Home / 302,608,429.20-453,912,643.80-180,164,422.80

Finding the Fourth Proportional to 302,608,429.20, 453,912,643.80 and 180,164,422.80

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Solution

The fourth proportional to 302,608,429.20, 453,912,643.80 and 180,164,422.80 is: 270,246,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,608,429.20 : 453,912,643.80 = 180,164,422.80 : x
  2. Step 2: Convert to fraction form
    302,608,429.20/453,912,643.80 = 180,164,422.80/x
  3. Step 3: Cross multiply
    302,608,429.20x = 453,912,643.80 × 180,164,422.80
  4. Step 4: Simplify right side
    302,608,429.20x = 81,778,909,471,849,008
  5. Step 5: Solve for x
    x = 81,778,909,471,849,008/302,608,429.20
  6. Step 6: Final answer
    x = 270,246,634.20

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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.