Home / 330,084,540.99-455,527,587.78-181,410,931.94

Finding the Fourth Proportional to 330,084,540.99, 455,527,587.78 and 181,410,931.94

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Solution

The fourth proportional to 330,084,540.99, 455,527,587.78 and 181,410,931.94 is: 250,353,088.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,084,540.99 : 455,527,587.78 = 181,410,931.94 : x
  2. Step 2: Convert to fraction form
    330,084,540.99/455,527,587.78 = 181,410,931.94/x
  3. Step 3: Cross multiply
    330,084,540.99x = 455,527,587.78 × 181,410,931.94
  4. Step 4: Simplify right side
    330,084,540.99x = 82,637,684,221,272,320
  5. Step 5: Solve for x
    x = 82,637,684,221,272,320/330,084,540.99
  6. Step 6: Final answer
    x = 250,353,088.25

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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.