Home / 320,714,225.82-442,585,631.61-174,036,509.82

Finding the Fourth Proportional to 320,714,225.82, 442,585,631.61 and 174,036,509.82

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Solution

The fourth proportional to 320,714,225.82, 442,585,631.61 and 174,036,509.82 is: 240,170,383.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,714,225.82 : 442,585,631.61 = 174,036,509.82 : x
  2. Step 2: Convert to fraction form
    320,714,225.82/442,585,631.61 = 174,036,509.82/x
  3. Step 3: Cross multiply
    320,714,225.82x = 442,585,631.61 × 174,036,509.82
  4. Step 4: Simplify right side
    320,714,225.82x = 77,026,058,621,884,672
  5. Step 5: Solve for x
    x = 77,026,058,621,884,672/320,714,225.82
  6. Step 6: Final answer
    x = 240,170,383.54

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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.