Home / 565,492,028.60-848,238,042.90-391,152,808.55

Finding the Fourth Proportional to 565,492,028.60, 848,238,042.90 and 391,152,808.55

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Solution

The fourth proportional to 565,492,028.60, 848,238,042.90 and 391,152,808.55 is: 586,729,212.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,492,028.60 : 848,238,042.90 = 391,152,808.55 : x
  2. Step 2: Convert to fraction form
    565,492,028.60/848,238,042.90 = 391,152,808.55/x
  3. Step 3: Cross multiply
    565,492,028.60x = 848,238,042.90 × 391,152,808.55
  4. Step 4: Simplify right side
    565,492,028.60x = 331,790,692,799,290,368
  5. Step 5: Solve for x
    x = 331,790,692,799,290,368/565,492,028.60
  6. Step 6: Final answer
    x = 586,729,212.83

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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.