Home / 372,295,829.03-557,717,245.73-290,029,509.91

Finding the Fourth Proportional to 372,295,829.03, 557,717,245.73 and 290,029,509.91

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Solution

The fourth proportional to 372,295,829.03, 557,717,245.73 and 290,029,509.91 is: 434,478,301.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,295,829.03 : 557,717,245.73 = 290,029,509.91 : x
  2. Step 2: Convert to fraction form
    372,295,829.03/557,717,245.73 = 290,029,509.91/x
  3. Step 3: Cross multiply
    372,295,829.03x = 557,717,245.73 × 290,029,509.91
  4. Step 4: Simplify right side
    372,295,829.03x = 161,754,459,449,328,736
  5. Step 5: Solve for x
    x = 161,754,459,449,328,736/372,295,829.03
  6. Step 6: Final answer
    x = 434,478,301.49

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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.