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Finding the Fourth Proportional to 176,616,820.80, 264,904,368.32 and 47,234,459.20

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Solution

The fourth proportional to 176,616,820.80, 264,904,368.32 and 47,234,459.20 is: 70,846,109.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,616,820.80 : 264,904,368.32 = 47,234,459.20 : x
  2. Step 2: Convert to fraction form
    176,616,820.80/264,904,368.32 = 47,234,459.20/x
  3. Step 3: Cross multiply
    176,616,820.80x = 264,904,368.32 × 47,234,459.20
  4. Step 4: Simplify right side
    176,616,820.80x = 12,512,614,577,312,812
  5. Step 5: Solve for x
    x = 12,512,614,577,312,812/176,616,820.80
  6. Step 6: Final answer
    x = 70,846,109.22

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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.