Home / 439,470,946.37-606,470,570.33-238,527,892.80

Finding the Fourth Proportional to 439,470,946.37, 606,470,570.33 and 238,527,892.80

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Solution

The fourth proportional to 439,470,946.37, 606,470,570.33 and 238,527,892.80 is: 329,168,852.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,470,946.37 : 606,470,570.33 = 238,527,892.80 : x
  2. Step 2: Convert to fraction form
    439,470,946.37/606,470,570.33 = 238,527,892.80/x
  3. Step 3: Cross multiply
    439,470,946.37x = 606,470,570.33 × 238,527,892.80
  4. Step 4: Simplify right side
    439,470,946.37x = 144,660,147,184,836,480
  5. Step 5: Solve for x
    x = 144,660,147,184,836,480/439,470,946.37
  6. Step 6: Final answer
    x = 329,168,852.64

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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.