Home / 200,680,851.60-301,021,277.40-64,380,013.20

Finding the Fourth Proportional to 200,680,851.60, 301,021,277.40 and 64,380,013.20

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Solution

The fourth proportional to 200,680,851.60, 301,021,277.40 and 64,380,013.20 is: 96,570,019.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,680,851.60 : 301,021,277.40 = 64,380,013.20 : x
  2. Step 2: Convert to fraction form
    200,680,851.60/301,021,277.40 = 64,380,013.20/x
  3. Step 3: Cross multiply
    200,680,851.60x = 301,021,277.40 × 64,380,013.20
  4. Step 4: Simplify right side
    200,680,851.60x = 19,379,753,812,492,860
  5. Step 5: Solve for x
    x = 19,379,753,812,492,860/200,680,851.60
  6. Step 6: Final answer
    x = 96,570,019.80

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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.