Home / 2,097,315,017.24-3,146,386,960.53-769,355,389.53

Finding the Fourth Proportional to 2,097,315,017.24, 3,146,386,960.53 and 769,355,389.53

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Solution

The fourth proportional to 2,097,315,017.24, 3,146,386,960.53 and 769,355,389.53 is: 1,154,185,110.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,315,017.24 : 3,146,386,960.53 = 769,355,389.53 : x
  2. Step 2: Convert to fraction form
    2,097,315,017.24/3,146,386,960.53 = 769,355,389.53/x
  3. Step 3: Cross multiply
    2,097,315,017.24x = 3,146,386,960.53 × 769,355,389.53
  4. Step 4: Simplify right side
    2,097,315,017.24x = 2,420,689,765,630,670,848
  5. Step 5: Solve for x
    x = 2,420,689,765,630,670,848/2,097,315,017.24
  6. Step 6: Final answer
    x = 1,154,185,110.84

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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.