Home / 122,561,230.04-169,133,484.20-66,805,636.60

Finding the Fourth Proportional to 122,561,230.04, 169,133,484.20 and 66,805,636.60

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Solution

The fourth proportional to 122,561,230.04, 169,133,484.20 and 66,805,636.60 is: 92,191,226.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,561,230.04 : 169,133,484.20 = 66,805,636.60 : x
  2. Step 2: Convert to fraction form
    122,561,230.04/169,133,484.20 = 66,805,636.60/x
  3. Step 3: Cross multiply
    122,561,230.04x = 169,133,484.20 × 66,805,636.60
  4. Step 4: Simplify right side
    122,561,230.04x = 11,299,070,082,357,042
  5. Step 5: Solve for x
    x = 11,299,070,082,357,042/122,561,230.04
  6. Step 6: Final answer
    x = 92,191,226.20

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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.