Home / 579,148,606.80-799,241,618.88-353,100,636.72

Finding the Fourth Proportional to 579,148,606.80, 799,241,618.88 and 353,100,636.72

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Solution

The fourth proportional to 579,148,606.80, 799,241,618.88 and 353,100,636.72 is: 487,288,963.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,148,606.80 : 799,241,618.88 = 353,100,636.72 : x
  2. Step 2: Convert to fraction form
    579,148,606.80/799,241,618.88 = 353,100,636.72/x
  3. Step 3: Cross multiply
    579,148,606.80x = 799,241,618.88 × 353,100,636.72
  4. Step 4: Simplify right side
    579,148,606.80x = 282,212,724,519,651,584
  5. Step 5: Solve for x
    x = 282,212,724,519,651,584/579,148,606.80
  6. Step 6: Final answer
    x = 487,288,963.84

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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.