Home / 607,227,379.74-838,029,954-369,017,587.32

Finding the Fourth Proportional to 607,227,379.74, 838,029,954 and 369,017,587.32

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Solution

The fourth proportional to 607,227,379.74, 838,029,954 and 369,017,587.32 is: 509,278,405.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,227,379.74 : 838,029,954 = 369,017,587.32 : x
  2. Step 2: Convert to fraction form
    607,227,379.74/838,029,954 = 369,017,587.32/x
  3. Step 3: Cross multiply
    607,227,379.74x = 838,029,954 × 369,017,587.32
  4. Step 4: Simplify right side
    607,227,379.74x = 309,247,791,726,970,560
  5. Step 5: Solve for x
    x = 309,247,791,726,970,560/607,227,379.74
  6. Step 6: Final answer
    x = 509,278,405.50

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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.