Home / 459,084,514,780.76-633,765,994,794.36-285,525,597,150.76

Finding the Fourth Proportional to 459,084,514,780.76, 633,765,994,794.36 and 285,525,597,150.76

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Solution

The fourth proportional to 459,084,514,780.76, 633,765,994,794.36 and 285,525,597,150.76 is: 394,167,976,247.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,084,514,780.76 : 633,765,994,794.36 = 285,525,597,150.76 : x
  2. Step 2: Convert to fraction form
    459,084,514,780.76/633,765,994,794.36 = 285,525,597,150.76/x
  3. Step 3: Cross multiply
    459,084,514,780.76x = 633,765,994,794.36 × 285,525,597,150.76
  4. Step 4: Simplify right side
    459,084,514,780.76x = 180,956,414,117,505,088,356,352
  5. Step 5: Solve for x
    x = 180,956,414,117,505,088,356,352/459,084,514,780.76
  6. Step 6: Final answer
    x = 394,167,976,247.08

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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.