Home / 124,226,853.44-171,433,735.62-72,046,825.16

Finding the Fourth Proportional to 124,226,853.44, 171,433,735.62 and 72,046,825.16

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Solution

The fourth proportional to 124,226,853.44, 171,433,735.62 and 72,046,825.16 is: 99,425,011.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,226,853.44 : 171,433,735.62 = 72,046,825.16 : x
  2. Step 2: Convert to fraction form
    124,226,853.44/171,433,735.62 = 72,046,825.16/x
  3. Step 3: Cross multiply
    124,226,853.44x = 171,433,735.62 × 72,046,825.16
  4. Step 4: Simplify right side
    124,226,853.44x = 12,351,256,376,739,804
  5. Step 5: Solve for x
    x = 12,351,256,376,739,804/124,226,853.44
  6. Step 6: Final answer
    x = 99,425,011.86

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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.