Home / 77,390,718.64-116,082,252.33-28,864,792.33

Finding the Fourth Proportional to 77,390,718.64, 116,082,252.33 and 28,864,792.33

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Solution

The fourth proportional to 77,390,718.64, 116,082,252.33 and 28,864,792.33 is: 43,295,761.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,390,718.64 : 116,082,252.33 = 28,864,792.33 : x
  2. Step 2: Convert to fraction form
    77,390,718.64/116,082,252.33 = 28,864,792.33/x
  3. Step 3: Cross multiply
    77,390,718.64x = 116,082,252.33 × 28,864,792.33
  4. Step 4: Simplify right side
    77,390,718.64x = 3,350,690,106,704,108.50
  5. Step 5: Solve for x
    x = 3,350,690,106,704,108.50/77,390,718.64
  6. Step 6: Final answer
    x = 43,295,761.63

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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.