Home / 266,821,081.05-400,300,625.69-156,250,130.39

Finding the Fourth Proportional to 266,821,081.05, 400,300,625.69 and 156,250,130.39

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Solution

The fourth proportional to 266,821,081.05, 400,300,625.69 and 156,250,130.39 is: 234,415,604.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,821,081.05 : 400,300,625.69 = 156,250,130.39 : x
  2. Step 2: Convert to fraction form
    266,821,081.05/400,300,625.69 = 156,250,130.39/x
  3. Step 3: Cross multiply
    266,821,081.05x = 400,300,625.69 × 156,250,130.39
  4. Step 4: Simplify right side
    266,821,081.05x = 62,547,024,956,478,328
  5. Step 5: Solve for x
    x = 62,547,024,956,478,328/266,821,081.05
  6. Step 6: Final answer
    x = 234,415,604.31

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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.