Home / 185,743,347.68-256,310,583.74-109,349,480.32

Finding the Fourth Proportional to 185,743,347.68, 256,310,583.74 and 109,349,480.32

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Solution

The fourth proportional to 185,743,347.68, 256,310,583.74 and 109,349,480.32 is: 150,893,313.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,743,347.68 : 256,310,583.74 = 109,349,480.32 : x
  2. Step 2: Convert to fraction form
    185,743,347.68/256,310,583.74 = 109,349,480.32/x
  3. Step 3: Cross multiply
    185,743,347.68x = 256,310,583.74 × 109,349,480.32
  4. Step 4: Simplify right side
    185,743,347.68x = 28,027,429,132,484,840
  5. Step 5: Solve for x
    x = 28,027,429,132,484,840/185,743,347.68
  6. Step 6: Final answer
    x = 150,893,313.18

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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.