Home / 105,492,467.57-145,577,678.43-58,449,369.45

Finding the Fourth Proportional to 105,492,467.57, 145,577,678.43 and 58,449,369.45

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Solution

The fourth proportional to 105,492,467.57, 145,577,678.43 and 58,449,369.45 is: 80,659,062.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,492,467.57 : 145,577,678.43 = 58,449,369.45 : x
  2. Step 2: Convert to fraction form
    105,492,467.57/145,577,678.43 = 58,449,369.45/x
  3. Step 3: Cross multiply
    105,492,467.57x = 145,577,678.43 × 58,449,369.45
  4. Step 4: Simplify right side
    105,492,467.57x = 8,508,923,509,500,478
  5. Step 5: Solve for x
    x = 8,508,923,509,500,478/105,492,467.57
  6. Step 6: Final answer
    x = 80,659,062.26

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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.