Home / 368,393,962.12-508,381,035.72-201,130,218.16

Finding the Fourth Proportional to 368,393,962.12, 508,381,035.72 and 201,130,218.16

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Solution

The fourth proportional to 368,393,962.12, 508,381,035.72 and 201,130,218.16 is: 277,558,264.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,393,962.12 : 508,381,035.72 = 201,130,218.16 : x
  2. Step 2: Convert to fraction form
    368,393,962.12/508,381,035.72 = 201,130,218.16/x
  3. Step 3: Cross multiply
    368,393,962.12x = 508,381,035.72 × 201,130,218.16
  4. Step 4: Simplify right side
    368,393,962.12x = 102,250,788,622,770,352
  5. Step 5: Solve for x
    x = 102,250,788,622,770,352/368,393,962.12
  6. Step 6: Final answer
    x = 277,558,264.08

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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.