Home / 852,165,550.40-1,277,118,334.56-437,625,625.28

Finding the Fourth Proportional to 852,165,550.40, 1,277,118,334.56 and 437,625,625.28

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Solution

The fourth proportional to 852,165,550.40, 1,277,118,334.56 and 437,625,625.28 is: 655,858,136.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,165,550.40 : 1,277,118,334.56 = 437,625,625.28 : x
  2. Step 2: Convert to fraction form
    852,165,550.40/1,277,118,334.56 = 437,625,625.28/x
  3. Step 3: Cross multiply
    852,165,550.40x = 1,277,118,334.56 × 437,625,625.28
  4. Step 4: Simplify right side
    852,165,550.40x = 558,899,709,718,372,160
  5. Step 5: Solve for x
    x = 558,899,709,718,372,160/852,165,550.40
  6. Step 6: Final answer
    x = 655,858,136.32

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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.