Home / 374,595,532.78-561,637,912.22-190,007,071.28

Finding the Fourth Proportional to 374,595,532.78, 561,637,912.22 and 190,007,071.28

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Solution

The fourth proportional to 374,595,532.78, 561,637,912.22 and 190,007,071.28 is: 284,881,066.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,595,532.78 : 561,637,912.22 = 190,007,071.28 : x
  2. Step 2: Convert to fraction form
    374,595,532.78/561,637,912.22 = 190,007,071.28/x
  3. Step 3: Cross multiply
    374,595,532.78x = 561,637,912.22 × 190,007,071.28
  4. Step 4: Simplify right side
    374,595,532.78x = 106,715,174,820,735,936
  5. Step 5: Solve for x
    x = 106,715,174,820,735,936/374,595,532.78
  6. Step 6: Final answer
    x = 284,881,066.33

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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.