Home / 228,349,105.08-315,122,886.72-123,927,296.32

Finding the Fourth Proportional to 228,349,105.08, 315,122,886.72 and 123,927,296.32

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Solution

The fourth proportional to 228,349,105.08, 315,122,886.72 and 123,927,296.32 is: 171,020,277.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,349,105.08 : 315,122,886.72 = 123,927,296.32 : x
  2. Step 2: Convert to fraction form
    228,349,105.08/315,122,886.72 = 123,927,296.32/x
  3. Step 3: Cross multiply
    228,349,105.08x = 315,122,886.72 × 123,927,296.32
  4. Step 4: Simplify right side
    228,349,105.08x = 39,052,327,359,763,232
  5. Step 5: Solve for x
    x = 39,052,327,359,763,232/228,349,105.08
  6. Step 6: Final answer
    x = 171,020,277.68

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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.