Home / 178,045,393.70-267,068,090.55-55,223,473.70

Finding the Fourth Proportional to 178,045,393.70, 267,068,090.55 and 55,223,473.70

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Solution

The fourth proportional to 178,045,393.70, 267,068,090.55 and 55,223,473.70 is: 82,835,210.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,045,393.70 : 267,068,090.55 = 55,223,473.70 : x
  2. Step 2: Convert to fraction form
    178,045,393.70/267,068,090.55 = 55,223,473.70/x
  3. Step 3: Cross multiply
    178,045,393.70x = 267,068,090.55 × 55,223,473.70
  4. Step 4: Simplify right side
    178,045,393.70x = 14,748,427,674,597,144
  5. Step 5: Solve for x
    x = 14,748,427,674,597,144/178,045,393.70
  6. Step 6: Final answer
    x = 82,835,210.55

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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.