Home / 578,331,394.20-798,111,189.90-314,024,527.26

Finding the Fourth Proportional to 578,331,394.20, 798,111,189.90 and 314,024,527.26

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Solution

The fourth proportional to 578,331,394.20, 798,111,189.90 and 314,024,527.26 is: 433,361,376.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,331,394.20 : 798,111,189.90 = 314,024,527.26 : x
  2. Step 2: Convert to fraction form
    578,331,394.20/798,111,189.90 = 314,024,527.26/x
  3. Step 3: Cross multiply
    578,331,394.20x = 798,111,189.90 × 314,024,527.26
  4. Step 4: Simplify right side
    578,331,394.20x = 250,626,489,109,263,584
  5. Step 5: Solve for x
    x = 250,626,489,109,263,584/578,331,394.20
  6. Step 6: Final answer
    x = 433,361,376.58

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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.