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Finding the Fourth Proportional to 176,532,311.80, 264,798,467.70 and 55,363,569.40

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Solution

The fourth proportional to 176,532,311.80, 264,798,467.70 and 55,363,569.40 is: 83,045,354.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,532,311.80 : 264,798,467.70 = 55,363,569.40 : x
  2. Step 2: Convert to fraction form
    176,532,311.80/264,798,467.70 = 55,363,569.40/x
  3. Step 3: Cross multiply
    176,532,311.80x = 264,798,467.70 × 55,363,569.40
  4. Step 4: Simplify right side
    176,532,311.80x = 14,660,188,343,522,608
  5. Step 5: Solve for x
    x = 14,660,188,343,522,608/176,532,311.80
  6. Step 6: Final answer
    x = 83,045,354.10

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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.