Home / 155,451,758.36-214,445,943.32-92,683,588.28

Finding the Fourth Proportional to 155,451,758.36, 214,445,943.32 and 92,683,588.28

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Solution

The fourth proportional to 155,451,758.36, 214,445,943.32 and 92,683,588.28 is: 127,857,154.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,451,758.36 : 214,445,943.32 = 92,683,588.28 : x
  2. Step 2: Convert to fraction form
    155,451,758.36/214,445,943.32 = 92,683,588.28/x
  3. Step 3: Cross multiply
    155,451,758.36x = 214,445,943.32 × 92,683,588.28
  4. Step 4: Simplify right side
    155,451,758.36x = 19,875,619,518,987,096
  5. Step 5: Solve for x
    x = 19,875,619,518,987,096/155,451,758.36
  6. Step 6: Final answer
    x = 127,857,154.71

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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.