Home / 288,684,017.80-433,026,026.70-179,632,324.60

Finding the Fourth Proportional to 288,684,017.80, 433,026,026.70 and 179,632,324.60

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Solution

The fourth proportional to 288,684,017.80, 433,026,026.70 and 179,632,324.60 is: 269,448,486.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,684,017.80 : 433,026,026.70 = 179,632,324.60 : x
  2. Step 2: Convert to fraction form
    288,684,017.80/433,026,026.70 = 179,632,324.60/x
  3. Step 3: Cross multiply
    288,684,017.80x = 433,026,026.70 × 179,632,324.60
  4. Step 4: Simplify right side
    288,684,017.80x = 77,785,471,788,422,656
  5. Step 5: Solve for x
    x = 77,785,471,788,422,656/288,684,017.80
  6. Step 6: Final answer
    x = 269,448,486.90

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1.5x scale

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.