Home / 75,222,548.34-103,763,136.22-47,301,068.31

Finding the Fourth Proportional to 75,222,548.34, 103,763,136.22 and 47,301,068.31

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Solution

The fourth proportional to 75,222,548.34, 103,763,136.22 and 47,301,068.31 is: 65,247,818.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,222,548.34 : 103,763,136.22 = 47,301,068.31 : x
  2. Step 2: Convert to fraction form
    75,222,548.34/103,763,136.22 = 47,301,068.31/x
  3. Step 3: Cross multiply
    75,222,548.34x = 103,763,136.22 × 47,301,068.31
  4. Step 4: Simplify right side
    75,222,548.34x = 4,908,107,194,160,996
  5. Step 5: Solve for x
    x = 4,908,107,194,160,996/75,222,548.34
  6. Step 6: Final answer
    x = 65,247,818.68

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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.