Home / 497,667,012.60-746,500,518.90-293,089,783.80

Finding the Fourth Proportional to 497,667,012.60, 746,500,518.90 and 293,089,783.80

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Solution

The fourth proportional to 497,667,012.60, 746,500,518.90 and 293,089,783.80 is: 439,634,675.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,667,012.60 : 746,500,518.90 = 293,089,783.80 : x
  2. Step 2: Convert to fraction form
    497,667,012.60/746,500,518.90 = 293,089,783.80/x
  3. Step 3: Cross multiply
    497,667,012.60x = 746,500,518.90 × 293,089,783.80
  4. Step 4: Simplify right side
    497,667,012.60x = 218,791,675,690,988,800
  5. Step 5: Solve for x
    x = 218,791,675,690,988,800/497,667,012.60
  6. Step 6: Final answer
    x = 439,634,675.70

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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.