Home / 3,185,461,697.93-4,778,207,660.89-974,667,885.15

Finding the Fourth Proportional to 3,185,461,697.93, 4,778,207,660.89 and 974,667,885.15

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Solution

The fourth proportional to 3,185,461,697.93, 4,778,207,660.89 and 974,667,885.15 is: 1,462,006,452.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185,461,697.93 : 4,778,207,660.89 = 974,667,885.15 : x
  2. Step 2: Convert to fraction form
    3,185,461,697.93/4,778,207,660.89 = 974,667,885.15/x
  3. Step 3: Cross multiply
    3,185,461,697.93x = 4,778,207,660.89 × 974,667,885.15
  4. Step 4: Simplify right side
    3,185,461,697.93x = 4,657,165,555,660,717,056
  5. Step 5: Solve for x
    x = 4,657,165,555,660,717,056/3,185,461,697.93
  6. Step 6: Final answer
    x = 1,462,006,452.22

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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.