Home / 1,012,167,660.52-1,518,318,108.97-265,201,723.02

Finding the Fourth Proportional to 1,012,167,660.52, 1,518,318,108.97 and 265,201,723.02

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Solution

The fourth proportional to 1,012,167,660.52, 1,518,318,108.97 and 265,201,723.02 is: 397,820,039.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,167,660.52 : 1,518,318,108.97 = 265,201,723.02 : x
  2. Step 2: Convert to fraction form
    1,012,167,660.52/1,518,318,108.97 = 265,201,723.02/x
  3. Step 3: Cross multiply
    1,012,167,660.52x = 1,518,318,108.97 × 265,201,723.02
  4. Step 4: Simplify right side
    1,012,167,660.52x = 402,660,578,596,342,784
  5. Step 5: Solve for x
    x = 402,660,578,596,342,784/1,012,167,660.52
  6. Step 6: Final answer
    x = 397,820,039.41

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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.