Home / 313,352,332.24-432,465,983.40-189,594,026.32

Finding the Fourth Proportional to 313,352,332.24, 432,465,983.40 and 189,594,026.32

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Solution

The fourth proportional to 313,352,332.24, 432,465,983.40 and 189,594,026.32 is: 261,663,816.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,352,332.24 : 432,465,983.40 = 189,594,026.32 : x
  2. Step 2: Convert to fraction form
    313,352,332.24/432,465,983.40 = 189,594,026.32/x
  3. Step 3: Cross multiply
    313,352,332.24x = 432,465,983.40 × 189,594,026.32
  4. Step 4: Simplify right side
    313,352,332.24x = 81,992,967,039,244,272
  5. Step 5: Solve for x
    x = 81,992,967,039,244,272/313,352,332.24
  6. Step 6: Final answer
    x = 261,663,816.10

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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.