Home / 158,598,395.17-218,879,634.73-92,540,174.98

Finding the Fourth Proportional to 158,598,395.17, 218,879,634.73 and 92,540,174.98

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Solution

The fourth proportional to 158,598,395.17, 218,879,634.73 and 92,540,174.98 is: 127,713,522.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,598,395.17 : 218,879,634.73 = 92,540,174.98 : x
  2. Step 2: Convert to fraction form
    158,598,395.17/218,879,634.73 = 92,540,174.98/x
  3. Step 3: Cross multiply
    158,598,395.17x = 218,879,634.73 × 92,540,174.98
  4. Step 4: Simplify right side
    158,598,395.17x = 20,255,159,697,472,684
  5. Step 5: Solve for x
    x = 20,255,159,697,472,684/158,598,395.17
  6. Step 6: Final answer
    x = 127,713,522.42

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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.