Home / 654,740,862.56-903,407,510.50-376,228,577.68

Finding the Fourth Proportional to 654,740,862.56, 903,407,510.50 and 376,228,577.68

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Solution

The fourth proportional to 654,740,862.56, 903,407,510.50 and 376,228,577.68 is: 519,117,932.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,740,862.56 : 903,407,510.50 = 376,228,577.68 : x
  2. Step 2: Convert to fraction form
    654,740,862.56/903,407,510.50 = 376,228,577.68/x
  3. Step 3: Cross multiply
    654,740,862.56x = 903,407,510.50 × 376,228,577.68
  4. Step 4: Simplify right side
    654,740,862.56x = 339,887,722,740,844,672
  5. Step 5: Solve for x
    x = 339,887,722,740,844,672/654,740,862.56
  6. Step 6: Final answer
    x = 519,117,932.26

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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.