Home / 559,169,279.20-838,753,918.80-504,749,720.80

Finding the Fourth Proportional to 559,169,279.20, 838,753,918.80 and 504,749,720.80

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Solution

The fourth proportional to 559,169,279.20, 838,753,918.80 and 504,749,720.80 is: 757,124,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,169,279.20 : 838,753,918.80 = 504,749,720.80 : x
  2. Step 2: Convert to fraction form
    559,169,279.20/838,753,918.80 = 504,749,720.80/x
  3. Step 3: Cross multiply
    559,169,279.20x = 838,753,918.80 × 504,749,720.80
  4. Step 4: Simplify right side
    559,169,279.20x = 423,360,806,334,205,888
  5. Step 5: Solve for x
    x = 423,360,806,334,205,888/559,169,279.20
  6. Step 6: Final answer
    x = 757,124,581.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.