Home / 112,368,321.90-168,484,054.05-44,129,256.30

Finding the Fourth Proportional to 112,368,321.90, 168,484,054.05 and 44,129,256.30

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Solution

The fourth proportional to 112,368,321.90, 168,484,054.05 and 44,129,256.30 is: 66,167,011.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,368,321.90 : 168,484,054.05 = 44,129,256.30 : x
  2. Step 2: Convert to fraction form
    112,368,321.90/168,484,054.05 = 44,129,256.30/x
  3. Step 3: Cross multiply
    112,368,321.90x = 168,484,054.05 × 44,129,256.30
  4. Step 4: Simplify right side
    112,368,321.90x = 7,435,076,003,635,503
  5. Step 5: Solve for x
    x = 7,435,076,003,635,503/112,368,321.90
  6. Step 6: Final answer
    x = 66,167,011.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.