Home / 265,243,297.95-397,425,099.53-161,298,076.16

Finding the Fourth Proportional to 265,243,297.95, 397,425,099.53 and 161,298,076.16

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Solution

The fourth proportional to 265,243,297.95, 397,425,099.53 and 161,298,076.16 is: 241,679,637.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,243,297.95 : 397,425,099.53 = 161,298,076.16 : x
  2. Step 2: Convert to fraction form
    265,243,297.95/397,425,099.53 = 161,298,076.16/x
  3. Step 3: Cross multiply
    265,243,297.95x = 397,425,099.53 × 161,298,076.16
  4. Step 4: Simplify right side
    265,243,297.95x = 64,103,903,970,138,336
  5. Step 5: Solve for x
    x = 64,103,903,970,138,336/265,243,297.95
  6. Step 6: Final answer
    x = 241,679,637.02

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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.