Home / 664,150,846,956.70-916,529,052,656.88-359,657,028,068.24

Finding the Fourth Proportional to 664,150,846,956.70, 916,529,052,656.88 and 359,657,028,068.24

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Solution

The fourth proportional to 664,150,846,956.70, 916,529,052,656.88 and 359,657,028,068.24 is: 496,327,177,368.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,150,846,956.70 : 916,529,052,656.88 = 359,657,028,068.24 : x
  2. Step 2: Convert to fraction form
    664,150,846,956.70/916,529,052,656.88 = 359,657,028,068.24/x
  3. Step 3: Cross multiply
    664,150,846,956.70x = 916,529,052,656.88 × 359,657,028,068.24
  4. Step 4: Simplify right side
    664,150,846,956.70x = 329,636,115,216,772,884,332,544
  5. Step 5: Solve for x
    x = 329,636,115,216,772,884,332,544/664,150,846,956.70
  6. Step 6: Final answer
    x = 496,327,177,368.28

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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.