Home / 205,582,841.40-307,768,395.06-180,073,673.40

Finding the Fourth Proportional to 205,582,841.40, 307,768,395.06 and 180,073,673.40

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Solution

The fourth proportional to 205,582,841.40, 307,768,395.06 and 180,073,673.40 is: 269,579,820.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,582,841.40 : 307,768,395.06 = 180,073,673.40 : x
  2. Step 2: Convert to fraction form
    205,582,841.40/307,768,395.06 = 180,073,673.40/x
  3. Step 3: Cross multiply
    205,582,841.40x = 307,768,395.06 × 180,073,673.40
  4. Step 4: Simplify right side
    205,582,841.40x = 55,420,985,454,876,616
  5. Step 5: Solve for x
    x = 55,420,985,454,876,616/205,582,841.40
  6. Step 6: Final answer
    x = 269,579,820.37

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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.