Home / 999,898,170.84-1,379,859,357.54-598,011,857.53

Finding the Fourth Proportional to 999,898,170.84, 1,379,859,357.54 and 598,011,857.53

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Solution

The fourth proportional to 999,898,170.84, 1,379,859,357.54 and 598,011,857.53 is: 825,256,292.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,898,170.84 : 1,379,859,357.54 = 598,011,857.53 : x
  2. Step 2: Convert to fraction form
    999,898,170.84/1,379,859,357.54 = 598,011,857.53/x
  3. Step 3: Cross multiply
    999,898,170.84x = 1,379,859,357.54 × 598,011,857.53
  4. Step 4: Simplify right side
    999,898,170.84x = 825,172,257,532,647,808
  5. Step 5: Solve for x
    x = 825,172,257,532,647,808/999,898,170.84
  6. Step 6: Final answer
    x = 825,256,292.69

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1.5x scale

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.