Home / 645,816,157.29-967,937,232.71-334,752,280.80

Finding the Fourth Proportional to 645,816,157.29, 967,937,232.71 and 334,752,280.80

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Solution

The fourth proportional to 645,816,157.29, 967,937,232.71 and 334,752,280.80 is: 501,720,486.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,816,157.29 : 967,937,232.71 = 334,752,280.80 : x
  2. Step 2: Convert to fraction form
    645,816,157.29/967,937,232.71 = 334,752,280.80/x
  3. Step 3: Cross multiply
    645,816,157.29x = 967,937,232.71 × 334,752,280.80
  4. Step 4: Simplify right side
    645,816,157.29x = 324,019,196,320,912,896
  5. Step 5: Solve for x
    x = 324,019,196,320,912,896/645,816,157.29
  6. Step 6: Final answer
    x = 501,720,486.03

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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.