Home / 145,577,704.89-200,923,181.72-86,036,569.75

Finding the Fourth Proportional to 145,577,704.89, 200,923,181.72 and 86,036,569.75

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Solution

The fourth proportional to 145,577,704.89, 200,923,181.72 and 86,036,569.75 is: 118,745,802.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,577,704.89 : 200,923,181.72 = 86,036,569.75 : x
  2. Step 2: Convert to fraction form
    145,577,704.89/200,923,181.72 = 86,036,569.75/x
  3. Step 3: Cross multiply
    145,577,704.89x = 200,923,181.72 × 86,036,569.75
  4. Step 4: Simplify right side
    145,577,704.89x = 17,286,741,338,014,522
  5. Step 5: Solve for x
    x = 17,286,741,338,014,522/145,577,704.89
  6. Step 6: Final answer
    x = 118,745,802.12

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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.