Home / 1,227,670,920.54-1,842,817,292.91-528,509,110.86

Finding the Fourth Proportional to 1,227,670,920.54, 1,842,817,292.91 and 528,509,110.86

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Solution

The fourth proportional to 1,227,670,920.54, 1,842,817,292.91 and 528,509,110.86 is: 793,328,010.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,670,920.54 : 1,842,817,292.91 = 528,509,110.86 : x
  2. Step 2: Convert to fraction form
    1,227,670,920.54/1,842,817,292.91 = 528,509,110.86/x
  3. Step 3: Cross multiply
    1,227,670,920.54x = 1,842,817,292.91 × 528,509,110.86
  4. Step 4: Simplify right side
    1,227,670,920.54x = 973,945,728,953,296,384
  5. Step 5: Solve for x
    x = 973,945,728,953,296,384/1,227,670,920.54
  6. Step 6: Final answer
    x = 793,328,010.51

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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.