Home / 607,362,448.84-838,160,987.71-328,904,452.60

Finding the Fourth Proportional to 607,362,448.84, 838,160,987.71 and 328,904,452.60

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Solution

The fourth proportional to 607,362,448.84, 838,160,987.71 and 328,904,452.60 is: 453,888,582.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,362,448.84 : 838,160,987.71 = 328,904,452.60 : x
  2. Step 2: Convert to fraction form
    607,362,448.84/838,160,987.71 = 328,904,452.60/x
  3. Step 3: Cross multiply
    607,362,448.84x = 838,160,987.71 × 328,904,452.60
  4. Step 4: Simplify right side
    607,362,448.84x = 275,674,880,848,419,840
  5. Step 5: Solve for x
    x = 275,674,880,848,419,840/607,362,448.84
  6. Step 6: Final answer
    x = 453,888,582.31

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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.