Home / 1,001,678,467.68-1,501,791,287.94-673,339,603.20

Finding the Fourth Proportional to 1,001,678,467.68, 1,501,791,287.94 and 673,339,603.20

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Solution

The fourth proportional to 1,001,678,467.68, 1,501,791,287.94 and 673,339,603.20 is: 1,009,521,101.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,678,467.68 : 1,501,791,287.94 = 673,339,603.20 : x
  2. Step 2: Convert to fraction form
    1,001,678,467.68/1,501,791,287.94 = 673,339,603.20/x
  3. Step 3: Cross multiply
    1,001,678,467.68x = 1,501,791,287.94 × 673,339,603.20
  4. Step 4: Simplify right side
    1,001,678,467.68x = 1,011,215,549,910,736,640
  5. Step 5: Solve for x
    x = 1,011,215,549,910,736,640/1,001,678,467.68
  6. Step 6: Final answer
    x = 1,009,521,101.37

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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.