Home / 905,449,831.77-1,358,173,053.54-283,712,661.03

Finding the Fourth Proportional to 905,449,831.77, 1,358,173,053.54 and 283,712,661.03

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Solution

The fourth proportional to 905,449,831.77, 1,358,173,053.54 and 283,712,661.03 is: 425,568,460.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,449,831.77 : 1,358,173,053.54 = 283,712,661.03 : x
  2. Step 2: Convert to fraction form
    905,449,831.77/1,358,173,053.54 = 283,712,661.03/x
  3. Step 3: Cross multiply
    905,449,831.77x = 1,358,173,053.54 × 283,712,661.03
  4. Step 4: Simplify right side
    905,449,831.77x = 385,330,891,159,073,984
  5. Step 5: Solve for x
    x = 385,330,891,159,073,984/905,449,831.77
  6. Step 6: Final answer
    x = 425,568,460.71

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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.