Home / 2,210,399,412.84-3,051,727,815.24-1,407,080,172.86

Finding the Fourth Proportional to 2,210,399,412.84, 3,051,727,815.24 and 1,407,080,172.86

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Solution

The fourth proportional to 2,210,399,412.84, 3,051,727,815.24 and 1,407,080,172.86 is: 1,942,646,960.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,399,412.84 : 3,051,727,815.24 = 1,407,080,172.86 : x
  2. Step 2: Convert to fraction form
    2,210,399,412.84/3,051,727,815.24 = 1,407,080,172.86/x
  3. Step 3: Cross multiply
    2,210,399,412.84x = 3,051,727,815.24 × 1,407,080,172.86
  4. Step 4: Simplify right side
    2,210,399,412.84x = 4,294,025,701,785,602,048
  5. Step 5: Solve for x
    x = 4,294,025,701,785,602,048/2,210,399,412.84
  6. Step 6: Final answer
    x = 1,942,646,960.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.