Home / 867,735,467.52-1,301,078,698.56-349,560,710.40

Finding the Fourth Proportional to 867,735,467.52, 1,301,078,698.56 and 349,560,710.40

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Solution

The fourth proportional to 867,735,467.52, 1,301,078,698.56 and 349,560,710.40 is: 524,129,773.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,735,467.52 : 1,301,078,698.56 = 349,560,710.40 : x
  2. Step 2: Convert to fraction form
    867,735,467.52/1,301,078,698.56 = 349,560,710.40/x
  3. Step 3: Cross multiply
    867,735,467.52x = 1,301,078,698.56 × 349,560,710.40
  4. Step 4: Simplify right side
    867,735,467.52x = 454,805,994,154,940,992
  5. Step 5: Solve for x
    x = 454,805,994,154,940,992/867,735,467.52
  6. Step 6: Final answer
    x = 524,129,773.62

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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.