Home / 337,145,434.20-505,718,151.30-220,748,045.40

Finding the Fourth Proportional to 337,145,434.20, 505,718,151.30 and 220,748,045.40

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Solution

The fourth proportional to 337,145,434.20, 505,718,151.30 and 220,748,045.40 is: 331,122,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,145,434.20 : 505,718,151.30 = 220,748,045.40 : x
  2. Step 2: Convert to fraction form
    337,145,434.20/505,718,151.30 = 220,748,045.40/x
  3. Step 3: Cross multiply
    337,145,434.20x = 505,718,151.30 × 220,748,045.40
  4. Step 4: Simplify right side
    337,145,434.20x = 111,636,293,422,776,480
  5. Step 5: Solve for x
    x = 111,636,293,422,776,480/337,145,434.20
  6. Step 6: Final answer
    x = 331,122,068.10

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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.