Home / 54,903,042,506.26-75,762,040,623.04-30,812,411,438.69

Finding the Fourth Proportional to 54,903,042,506.26, 75,762,040,623.04 and 30,812,411,438.69

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Solution

The fourth proportional to 54,903,042,506.26, 75,762,040,623.04 and 30,812,411,438.69 is: 42,518,794,233.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,903,042,506.26 : 75,762,040,623.04 = 30,812,411,438.69 : x
  2. Step 2: Convert to fraction form
    54,903,042,506.26/75,762,040,623.04 = 30,812,411,438.69/x
  3. Step 3: Cross multiply
    54,903,042,506.26x = 75,762,040,623.04 × 30,812,411,438.69
  4. Step 4: Simplify right side
    54,903,042,506.26x = 2,334,411,167,112,219,066,368
  5. Step 5: Solve for x
    x = 2,334,411,167,112,219,066,368/54,903,042,506.26
  6. Step 6: Final answer
    x = 42,518,794,233.42

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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.