Home / 68,934,130.56-103,403,819.52-25,798,792.32

Finding the Fourth Proportional to 68,934,130.56, 103,403,819.52 and 25,798,792.32

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Solution

The fourth proportional to 68,934,130.56, 103,403,819.52 and 25,798,792.32 is: 38,699,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,934,130.56 : 103,403,819.52 = 25,798,792.32 : x
  2. Step 2: Convert to fraction form
    68,934,130.56/103,403,819.52 = 25,798,792.32/x
  3. Step 3: Cross multiply
    68,934,130.56x = 103,403,819.52 × 25,798,792.32
  4. Step 4: Simplify right side
    68,934,130.56x = 2,667,693,664,891,242
  5. Step 5: Solve for x
    x = 2,667,693,664,891,242/68,934,130.56
  6. Step 6: Final answer
    x = 38,699,170.40

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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.