Home / 414,076,389.30-620,587,079.55-220,080,741.30

Finding the Fourth Proportional to 414,076,389.30, 620,587,079.55 and 220,080,741.30

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Solution

The fourth proportional to 414,076,389.30, 620,587,079.55 and 220,080,741.30 is: 329,840,744.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,076,389.30 : 620,587,079.55 = 220,080,741.30 : x
  2. Step 2: Convert to fraction form
    414,076,389.30/620,587,079.55 = 220,080,741.30/x
  3. Step 3: Cross multiply
    414,076,389.30x = 620,587,079.55 × 220,080,741.30
  4. Step 4: Simplify right side
    414,076,389.30x = 136,579,264,508,566,064
  5. Step 5: Solve for x
    x = 136,579,264,508,566,064/414,076,389.30
  6. Step 6: Final answer
    x = 329,840,744.46

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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.