Home / 368,584,283.11-508,642,962.04-201,320,509.54

Finding the Fourth Proportional to 368,584,283.11, 508,642,962.04 and 201,320,509.54

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Solution

The fourth proportional to 368,584,283.11, 508,642,962.04 and 201,320,509.54 is: 277,820,474.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,584,283.11 : 508,642,962.04 = 201,320,509.54 : x
  2. Step 2: Convert to fraction form
    368,584,283.11/508,642,962.04 = 201,320,509.54/x
  3. Step 3: Cross multiply
    368,584,283.11x = 508,642,962.04 × 201,320,509.54
  4. Step 4: Simplify right side
    368,584,283.11x = 102,400,260,291,827,680
  5. Step 5: Solve for x
    x = 102,400,260,291,827,680/368,584,283.11
  6. Step 6: Final answer
    x = 277,820,474.13

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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.