Home / 617,297,731.74-851,483,381.91-366,224,370.78

Finding the Fourth Proportional to 617,297,731.74, 851,483,381.91 and 366,224,370.78

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Solution

The fourth proportional to 617,297,731.74, 851,483,381.91 and 366,224,370.78 is: 505,159,746.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,297,731.74 : 851,483,381.91 = 366,224,370.78 : x
  2. Step 2: Convert to fraction form
    617,297,731.74/851,483,381.91 = 366,224,370.78/x
  3. Step 3: Cross multiply
    617,297,731.74x = 851,483,381.91 × 366,224,370.78
  4. Step 4: Simplify right side
    617,297,731.74x = 311,833,965,769,616,128
  5. Step 5: Solve for x
    x = 311,833,965,769,616,128/617,297,731.74
  6. Step 6: Final answer
    x = 505,159,746.64

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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.