Home / 94,976,820-142,489,792.44-55,618,312.86

Finding the Fourth Proportional to 94,976,820, 142,489,792.44 and 55,618,312.86

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Solution

The fourth proportional to 94,976,820, 142,489,792.44 and 55,618,312.86 is: 83,441,853.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,976,820 : 142,489,792.44 = 55,618,312.86 : x
  2. Step 2: Convert to fraction form
    94,976,820/142,489,792.44 = 55,618,312.86/x
  3. Step 3: Cross multiply
    94,976,820x = 142,489,792.44 × 55,618,312.86
  4. Step 4: Simplify right side
    94,976,820x = 7,925,041,855,284,383
  5. Step 5: Solve for x
    x = 7,925,041,855,284,383/94,976,820
  6. Step 6: Final answer
    x = 83,441,853.03

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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.