Home / 464,878,533.40-641,577,690.29-347,199,559.86

Finding the Fourth Proportional to 464,878,533.40, 641,577,690.29 and 347,199,559.86

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Solution

The fourth proportional to 464,878,533.40, 641,577,690.29 and 347,199,559.86 is: 479,169,236.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,878,533.40 : 641,577,690.29 = 347,199,559.86 : x
  2. Step 2: Convert to fraction form
    464,878,533.40/641,577,690.29 = 347,199,559.86/x
  3. Step 3: Cross multiply
    464,878,533.40x = 641,577,690.29 × 347,199,559.86
  4. Step 4: Simplify right side
    464,878,533.40x = 222,755,491,684,683,392
  5. Step 5: Solve for x
    x = 222,755,491,684,683,392/464,878,533.40
  6. Step 6: Final answer
    x = 479,169,236.01

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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.