Home / 77,431,603.33-116,164,903.24-25,616,083.45

Finding the Fourth Proportional to 77,431,603.33, 116,164,903.24 and 25,616,083.45

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Solution

The fourth proportional to 77,431,603.33, 116,164,903.24 and 25,616,083.45 is: 38,429,913.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,431,603.33 : 116,164,903.24 = 25,616,083.45 : x
  2. Step 2: Convert to fraction form
    77,431,603.33/116,164,903.24 = 25,616,083.45/x
  3. Step 3: Cross multiply
    77,431,603.33x = 116,164,903.24 × 25,616,083.45
  4. Step 4: Simplify right side
    77,431,603.33x = 2,975,689,855,260,955
  5. Step 5: Solve for x
    x = 2,975,689,855,260,955/77,431,603.33
  6. Step 6: Final answer
    x = 38,429,913.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.