Home / 1,012,167,696-1,518,318,162.09-265,201,758.48

Finding the Fourth Proportional to 1,012,167,696, 1,518,318,162.09 and 265,201,758.48

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Solution

The fourth proportional to 1,012,167,696, 1,518,318,162.09 and 265,201,758.48 is: 397,820,092.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,167,696 : 1,518,318,162.09 = 265,201,758.48 : x
  2. Step 2: Convert to fraction form
    1,012,167,696/1,518,318,162.09 = 265,201,758.48/x
  3. Step 3: Cross multiply
    1,012,167,696x = 1,518,318,162.09 × 265,201,758.48
  4. Step 4: Simplify right side
    1,012,167,696x = 402,660,646,518,389,632
  5. Step 5: Solve for x
    x = 402,660,646,518,389,632/1,012,167,696
  6. Step 6: Final answer
    x = 397,820,092.57

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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.