Home / 455,336,918.85-628,366,953.37-246,493,061.50

Finding the Fourth Proportional to 455,336,918.85, 628,366,953.37 and 246,493,061.50

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Solution

The fourth proportional to 455,336,918.85, 628,366,953.37 and 246,493,061.50 is: 340,161,510.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,336,918.85 : 628,366,953.37 = 246,493,061.50 : x
  2. Step 2: Convert to fraction form
    455,336,918.85/628,366,953.37 = 246,493,061.50/x
  3. Step 3: Cross multiply
    455,336,918.85x = 628,366,953.37 × 246,493,061.50
  4. Step 4: Simplify right side
    455,336,918.85x = 154,888,094,080,093,344
  5. Step 5: Solve for x
    x = 154,888,094,080,093,344/455,336,918.85
  6. Step 6: Final answer
    x = 340,161,510.45

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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.