Home / 516,710,717,405.46-713,058,303,852.72-285,222,211,785.04

Finding the Fourth Proportional to 516,710,717,405.46, 713,058,303,852.72 and 285,222,211,785.04

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Solution

The fourth proportional to 516,710,717,405.46, 713,058,303,852.72 and 285,222,211,785.04 is: 393,605,279,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,710,717,405.46 : 713,058,303,852.72 = 285,222,211,785.04 : x
  2. Step 2: Convert to fraction form
    516,710,717,405.46/713,058,303,852.72 = 285,222,211,785.04/x
  3. Step 3: Cross multiply
    516,710,717,405.46x = 713,058,303,852.72 × 285,222,211,785.04
  4. Step 4: Simplify right side
    516,710,717,405.46x = 203,380,066,556,561,886,019,584
  5. Step 5: Solve for x
    x = 203,380,066,556,561,886,019,584/516,710,717,405.46
  6. Step 6: Final answer
    x = 393,605,279,909.40

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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.