Home / 351,371,933.76-484,610,533.62-308,894,670.51

Finding the Fourth Proportional to 351,371,933.76, 484,610,533.62 and 308,894,670.51

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Solution

The fourth proportional to 351,371,933.76, 484,610,533.62 and 308,894,670.51 is: 426,026,090.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,371,933.76 : 484,610,533.62 = 308,894,670.51 : x
  2. Step 2: Convert to fraction form
    351,371,933.76/484,610,533.62 = 308,894,670.51/x
  3. Step 3: Cross multiply
    351,371,933.76x = 484,610,533.62 × 308,894,670.51
  4. Step 4: Simplify right side
    351,371,933.76x = 149,693,611,108,225,184
  5. Step 5: Solve for x
    x = 149,693,611,108,225,184/351,371,933.76
  6. Step 6: Final answer
    x = 426,026,090.09

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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.