Home / 776,915,250.21-1,165,946,831.91-367,971,400.71

Finding the Fourth Proportional to 776,915,250.21, 1,165,946,831.91 and 367,971,400.71

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Solution

The fourth proportional to 776,915,250.21, 1,165,946,831.91 and 367,971,400.71 is: 552,228,944.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,915,250.21 : 1,165,946,831.91 = 367,971,400.71 : x
  2. Step 2: Convert to fraction form
    776,915,250.21/1,165,946,831.91 = 367,971,400.71/x
  3. Step 3: Cross multiply
    776,915,250.21x = 1,165,946,831.91 × 367,971,400.71
  4. Step 4: Simplify right side
    776,915,250.21x = 429,035,088,891,309,632
  5. Step 5: Solve for x
    x = 429,035,088,891,309,632/776,915,250.21
  6. Step 6: Final answer
    x = 552,228,944.89

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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.