Home / 455,063,616.74-627,983,320.29-246,215,176.94

Finding the Fourth Proportional to 455,063,616.74, 627,983,320.29 and 246,215,176.94

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Solution

The fourth proportional to 455,063,616.74, 627,983,320.29 and 246,215,176.94 is: 339,774,525.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,063,616.74 : 627,983,320.29 = 246,215,176.94 : x
  2. Step 2: Convert to fraction form
    455,063,616.74/627,983,320.29 = 246,215,176.94/x
  3. Step 3: Cross multiply
    455,063,616.74x = 627,983,320.29 × 246,215,176.94
  4. Step 4: Simplify right side
    455,063,616.74x = 154,619,024,320,571,040
  5. Step 5: Solve for x
    x = 154,619,024,320,571,040/455,063,616.74
  6. Step 6: Final answer
    x = 339,774,525.22

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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.