Home / 346,014,753.15-477,448,992.97-210,154,290.01

Finding the Fourth Proportional to 346,014,753.15, 477,448,992.97 and 210,154,290.01

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Solution

The fourth proportional to 346,014,753.15, 477,448,992.97 and 210,154,290.01 is: 289,981,722.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,014,753.15 : 477,448,992.97 = 210,154,290.01 : x
  2. Step 2: Convert to fraction form
    346,014,753.15/477,448,992.97 = 210,154,290.01/x
  3. Step 3: Cross multiply
    346,014,753.15x = 477,448,992.97 × 210,154,290.01
  4. Step 4: Simplify right side
    346,014,753.15x = 100,337,954,133,599,840
  5. Step 5: Solve for x
    x = 100,337,954,133,599,840/346,014,753.15
  6. Step 6: Final answer
    x = 289,981,722.51

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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.