Home / 13,580,776,430.66-20,371,159,851.32-3,631,961,569.57

Finding the Fourth Proportional to 13,580,776,430.66, 20,371,159,851.32 and 3,631,961,569.57

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Solution

The fourth proportional to 13,580,776,430.66, 20,371,159,851.32 and 3,631,961,569.57 is: 5,447,941,072.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,580,776,430.66 : 20,371,159,851.32 = 3,631,961,569.57 : x
  2. Step 2: Convert to fraction form
    13,580,776,430.66/20,371,159,851.32 = 3,631,961,569.57/x
  3. Step 3: Cross multiply
    13,580,776,430.66x = 20,371,159,851.32 × 3,631,961,569.57
  4. Step 4: Simplify right side
    13,580,776,430.66x = 73,987,269,707,492,458,496
  5. Step 5: Solve for x
    x = 73,987,269,707,492,458,496/13,580,776,430.66
  6. Step 6: Final answer
    x = 5,447,941,072.09

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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.