Home / 5,134,355,072.64-7,699,289,880.88-1,817,067,581.28

Finding the Fourth Proportional to 5,134,355,072.64, 7,699,289,880.88 and 1,817,067,581.28

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Solution

The fourth proportional to 5,134,355,072.64, 7,699,289,880.88 and 1,817,067,581.28 is: 2,724,807,662.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134,355,072.64 : 7,699,289,880.88 = 1,817,067,581.28 : x
  2. Step 2: Convert to fraction form
    5,134,355,072.64/7,699,289,880.88 = 1,817,067,581.28/x
  3. Step 3: Cross multiply
    5,134,355,072.64x = 7,699,289,880.88 × 1,817,067,581.28
  4. Step 4: Simplify right side
    5,134,355,072.64x = 13,990,130,041,424,201,728
  5. Step 5: Solve for x
    x = 13,990,130,041,424,201,728/5,134,355,072.64
  6. Step 6: Final answer
    x = 2,724,807,662.01

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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.