Home / 290,834,278.17-436,219,083.08-104,080,684.53

Finding the Fourth Proportional to 290,834,278.17, 436,219,083.08 and 104,080,684.53

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Solution

The fourth proportional to 290,834,278.17, 436,219,083.08 and 104,080,684.53 is: 156,109,455.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,834,278.17 : 436,219,083.08 = 104,080,684.53 : x
  2. Step 2: Convert to fraction form
    290,834,278.17/436,219,083.08 = 104,080,684.53/x
  3. Step 3: Cross multiply
    290,834,278.17x = 436,219,083.08 × 104,080,684.53
  4. Step 4: Simplify right side
    290,834,278.17x = 45,401,980,772,015,336
  5. Step 5: Solve for x
    x = 45,401,980,772,015,336/290,834,278.17
  6. Step 6: Final answer
    x = 156,109,455.38

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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.