Home / 203,415,831.36-305,116,994.88-88,400,484

Finding the Fourth Proportional to 203,415,831.36, 305,116,994.88 and 88,400,484

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Solution

The fourth proportional to 203,415,831.36, 305,116,994.88 and 88,400,484 is: 132,597,791.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,415,831.36 : 305,116,994.88 = 88,400,484 : x
  2. Step 2: Convert to fraction form
    203,415,831.36/305,116,994.88 = 88,400,484/x
  3. Step 3: Cross multiply
    203,415,831.36x = 305,116,994.88 × 88,400,484
  4. Step 4: Simplify right side
    203,415,831.36x = 26,972,490,024,017,520
  5. Step 5: Solve for x
    x = 26,972,490,024,017,520/203,415,831.36
  6. Step 6: Final answer
    x = 132,597,791.65

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.