Home / 358,078,850,153.94-494,146,254,775.80-195,498,490,746.01

Finding the Fourth Proportional to 358,078,850,153.94, 494,146,254,775.80 and 195,498,490,746.01

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Solution

The fourth proportional to 358,078,850,153.94, 494,146,254,775.80 and 195,498,490,746.01 is: 269,786,520,412.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,078,850,153.94 : 494,146,254,775.80 = 195,498,490,746.01 : x
  2. Step 2: Convert to fraction form
    358,078,850,153.94/494,146,254,775.80 = 195,498,490,746.01/x
  3. Step 3: Cross multiply
    358,078,850,153.94x = 494,146,254,775.80 × 195,498,490,746.01
  4. Step 4: Simplify right side
    358,078,850,153.94x = 96,604,847,016,462,245,691,392
  5. Step 5: Solve for x
    x = 96,604,847,016,462,245,691,392/358,078,850,153.94
  6. Step 6: Final answer
    x = 269,786,520,412.84

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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.