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Finding the Fourth Proportional to 634,798,001.90, 952,197,002.85 and 174,807,166.70

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Solution

The fourth proportional to 634,798,001.90, 952,197,002.85 and 174,807,166.70 is: 262,210,750.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,798,001.90 : 952,197,002.85 = 174,807,166.70 : x
  2. Step 2: Convert to fraction form
    634,798,001.90/952,197,002.85 = 174,807,166.70/x
  3. Step 3: Cross multiply
    634,798,001.90x = 952,197,002.85 × 174,807,166.70
  4. Step 4: Simplify right side
    634,798,001.90x = 166,450,860,208,440,320
  5. Step 5: Solve for x
    x = 166,450,860,208,440,320/634,798,001.90
  6. Step 6: Final answer
    x = 262,210,750.05

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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.