Home / 2,302,989,420.35-3,454,484,019.81-645,142,170.45

Finding the Fourth Proportional to 2,302,989,420.35, 3,454,484,019.81 and 645,142,170.45

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Solution

The fourth proportional to 2,302,989,420.35, 3,454,484,019.81 and 645,142,170.45 is: 967,713,224.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302,989,420.35 : 3,454,484,019.81 = 645,142,170.45 : x
  2. Step 2: Convert to fraction form
    2,302,989,420.35/3,454,484,019.81 = 645,142,170.45/x
  3. Step 3: Cross multiply
    2,302,989,420.35x = 3,454,484,019.81 × 645,142,170.45
  4. Step 4: Simplify right side
    2,302,989,420.35x = 2,228,633,318,339,214,336
  5. Step 5: Solve for x
    x = 2,228,633,318,339,214,336/2,302,989,420.35
  6. Step 6: Final answer
    x = 967,713,224.67

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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.