Home / 1,118,757,312,007.20-1,678,135,968,010.90-1,001,211,065,863.20

Finding the Fourth Proportional to 1,118,757,312,007.20, 1,678,135,968,010.90 and 1,001,211,065,863.20

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Solution

The fourth proportional to 1,118,757,312,007.20, 1,678,135,968,010.90 and 1,001,211,065,863.20 is: 1,501,816,598,794.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,757,312,007.20 : 1,678,135,968,010.90 = 1,001,211,065,863.20 : x
  2. Step 2: Convert to fraction form
    1,118,757,312,007.20/1,678,135,968,010.90 = 1,001,211,065,863.20/x
  3. Step 3: Cross multiply
    1,118,757,312,007.20x = 1,678,135,968,010.90 × 1,001,211,065,863.20
  4. Step 4: Simplify right side
    1,118,757,312,007.20x = 1,680,168,301,195,565,950,042,112
  5. Step 5: Solve for x
    x = 1,680,168,301,195,565,950,042,112/1,118,757,312,007.20
  6. Step 6: Final answer
    x = 1,501,816,598,794.89

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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.