Home / 374,232,028.50-561,400,792.79-115,468,288.02

Finding the Fourth Proportional to 374,232,028.50, 561,400,792.79 and 115,468,288.02

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Solution

The fourth proportional to 374,232,028.50, 561,400,792.79 and 115,468,288.02 is: 173,218,707.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,232,028.50 : 561,400,792.79 = 115,468,288.02 : x
  2. Step 2: Convert to fraction form
    374,232,028.50/561,400,792.79 = 115,468,288.02/x
  3. Step 3: Cross multiply
    374,232,028.50x = 561,400,792.79 × 115,468,288.02
  4. Step 4: Simplify right side
    374,232,028.50x = 64,823,988,435,954,712
  5. Step 5: Solve for x
    x = 64,823,988,435,954,712/374,232,028.50
  6. Step 6: Final answer
    x = 173,218,707.91

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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.