Home / 101,445,024.53-139,994,405.20-55,035,278.45

Finding the Fourth Proportional to 101,445,024.53, 139,994,405.20 and 55,035,278.45

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Solution

The fourth proportional to 101,445,024.53, 139,994,405.20 and 55,035,278.45 is: 75,948,831.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,445,024.53 : 139,994,405.20 = 55,035,278.45 : x
  2. Step 2: Convert to fraction form
    101,445,024.53/139,994,405.20 = 55,035,278.45/x
  3. Step 3: Cross multiply
    101,445,024.53x = 139,994,405.20 × 55,035,278.45
  4. Step 4: Simplify right side
    101,445,024.53x = 7,704,631,071,624,128
  5. Step 5: Solve for x
    x = 7,704,631,071,624,128/101,445,024.53
  6. Step 6: Final answer
    x = 75,948,831.47

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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.