Home / 368,206,783.64-508,136,134-200,953,772.32

Finding the Fourth Proportional to 368,206,783.64, 508,136,134 and 200,953,772.32

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Solution

The fourth proportional to 368,206,783.64, 508,136,134 and 200,953,772.32 is: 277,322,085.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,206,783.64 : 508,136,134 = 200,953,772.32 : x
  2. Step 2: Convert to fraction form
    368,206,783.64/508,136,134 = 200,953,772.32/x
  3. Step 3: Cross multiply
    368,206,783.64x = 508,136,134 × 200,953,772.32
  4. Step 4: Simplify right side
    368,206,783.64x = 102,111,872,979,401,008
  5. Step 5: Solve for x
    x = 102,111,872,979,401,008/368,206,783.64
  6. Step 6: Final answer
    x = 277,322,085.08

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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.