Home / 673,837,007.80-1,010,755,511.70-189,099,830.20

Finding the Fourth Proportional to 673,837,007.80, 1,010,755,511.70 and 189,099,830.20

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Solution

The fourth proportional to 673,837,007.80, 1,010,755,511.70 and 189,099,830.20 is: 283,649,745.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,837,007.80 : 1,010,755,511.70 = 189,099,830.20 : x
  2. Step 2: Convert to fraction form
    673,837,007.80/1,010,755,511.70 = 189,099,830.20/x
  3. Step 3: Cross multiply
    673,837,007.80x = 1,010,755,511.70 × 189,099,830.20
  4. Step 4: Simplify right side
    673,837,007.80x = 191,133,695,636,184,096
  5. Step 5: Solve for x
    x = 191,133,695,636,184,096/673,837,007.80
  6. Step 6: Final answer
    x = 283,649,745.30

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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.