Home / 77,750,227.70-107,294,676.32-42,468,055.32

Finding the Fourth Proportional to 77,750,227.70, 107,294,676.32 and 42,468,055.32

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Solution

The fourth proportional to 77,750,227.70, 107,294,676.32 and 42,468,055.32 is: 58,605,567.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,750,227.70 : 107,294,676.32 = 42,468,055.32 : x
  2. Step 2: Convert to fraction form
    77,750,227.70/107,294,676.32 = 42,468,055.32/x
  3. Step 3: Cross multiply
    77,750,227.70x = 107,294,676.32 × 42,468,055.32
  4. Step 4: Simplify right side
    77,750,227.70x = 4,556,596,249,286,914
  5. Step 5: Solve for x
    x = 4,556,596,249,286,914/77,750,227.70
  6. Step 6: Final answer
    x = 58,605,567.91

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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.