Home / 1,025,625,188.61-1,415,364,010.97-555,726,138.93

Finding the Fourth Proportional to 1,025,625,188.61, 1,415,364,010.97 and 555,726,138.93

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Solution

The fourth proportional to 1,025,625,188.61, 1,415,364,010.97 and 555,726,138.93 is: 766,902,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,625,188.61 : 1,415,364,010.97 = 555,726,138.93 : x
  2. Step 2: Convert to fraction form
    1,025,625,188.61/1,415,364,010.97 = 555,726,138.93/x
  3. Step 3: Cross multiply
    1,025,625,188.61x = 1,415,364,010.97 × 555,726,138.93
  4. Step 4: Simplify right side
    1,025,625,188.61x = 786,554,776,994,057,472
  5. Step 5: Solve for x
    x = 786,554,776,994,057,472/1,025,625,188.61
  6. Step 6: Final answer
    x = 766,902,749.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.