Home / 2,020,243,378.70-3,030,365,068.05-1,330,928,972.30

Finding the Fourth Proportional to 2,020,243,378.70, 3,030,365,068.05 and 1,330,928,972.30

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Solution

The fourth proportional to 2,020,243,378.70, 3,030,365,068.05 and 1,330,928,972.30 is: 1,996,393,458.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,243,378.70 : 3,030,365,068.05 = 1,330,928,972.30 : x
  2. Step 2: Convert to fraction form
    2,020,243,378.70/3,030,365,068.05 = 1,330,928,972.30/x
  3. Step 3: Cross multiply
    2,020,243,378.70x = 3,030,365,068.05 × 1,330,928,972.30
  4. Step 4: Simplify right side
    2,020,243,378.70x = 4,033,200,665,713,606,144
  5. Step 5: Solve for x
    x = 4,033,200,665,713,606,144/2,020,243,378.70
  6. Step 6: Final answer
    x = 1,996,393,458.45

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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.