Home / 949,404,831.77-1,423,555,232.04-359,240,661.51

Finding the Fourth Proportional to 949,404,831.77, 1,423,555,232.04 and 359,240,661.51

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Solution

The fourth proportional to 949,404,831.77, 1,423,555,232.04 and 359,240,661.51 is: 538,652,117.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,404,831.77 : 1,423,555,232.04 = 359,240,661.51 : x
  2. Step 2: Convert to fraction form
    949,404,831.77/1,423,555,232.04 = 359,240,661.51/x
  3. Step 3: Cross multiply
    949,404,831.77x = 1,423,555,232.04 × 359,240,661.51
  4. Step 4: Simplify right side
    949,404,831.77x = 511,398,923,254,071,104
  5. Step 5: Solve for x
    x = 511,398,923,254,071,104/949,404,831.77
  6. Step 6: Final answer
    x = 538,652,117.77

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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.