Home / 77,768,130.89-107,323,281.01-44,728,389.25

Finding the Fourth Proportional to 77,768,130.89, 107,323,281.01 and 44,728,389.25

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Solution

The fourth proportional to 77,768,130.89, 107,323,281.01 and 44,728,389.25 is: 61,727,052.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,768,130.89 : 107,323,281.01 = 44,728,389.25 : x
  2. Step 2: Convert to fraction form
    77,768,130.89/107,323,281.01 = 44,728,389.25/x
  3. Step 3: Cross multiply
    77,768,130.89x = 107,323,281.01 × 44,728,389.25
  4. Step 4: Simplify right side
    77,768,130.89x = 4,800,397,488,390,016
  5. Step 5: Solve for x
    x = 4,800,397,488,390,016/77,768,130.89
  6. Step 6: Final answer
    x = 61,727,052.37

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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.