Home / 497,667,019.60-746,500,529.40-293,089,790.80

Finding the Fourth Proportional to 497,667,019.60, 746,500,529.40 and 293,089,790.80

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Solution

The fourth proportional to 497,667,019.60, 746,500,529.40 and 293,089,790.80 is: 439,634,686.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,667,019.60 : 746,500,529.40 = 293,089,790.80 : x
  2. Step 2: Convert to fraction form
    497,667,019.60/746,500,529.40 = 293,089,790.80/x
  3. Step 3: Cross multiply
    497,667,019.60x = 746,500,529.40 × 293,089,790.80
  4. Step 4: Simplify right side
    497,667,019.60x = 218,791,683,993,935,264
  5. Step 5: Solve for x
    x = 218,791,683,993,935,264/497,667,019.60
  6. Step 6: Final answer
    x = 439,634,686.20

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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.