Home / 7,218,883,032.36-9,965,322,799.40-4,546,590,531.72

Finding the Fourth Proportional to 7,218,883,032.36, 9,965,322,799.40 and 4,546,590,531.72

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Solution

The fourth proportional to 7,218,883,032.36, 9,965,322,799.40 and 4,546,590,531.72 is: 6,276,350,798.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218,883,032.36 : 9,965,322,799.40 = 4,546,590,531.72 : x
  2. Step 2: Convert to fraction form
    7,218,883,032.36/9,965,322,799.40 = 4,546,590,531.72/x
  3. Step 3: Cross multiply
    7,218,883,032.36x = 9,965,322,799.40 × 4,546,590,531.72
  4. Step 4: Simplify right side
    7,218,883,032.36x = 45,308,242,285,262,757,888
  5. Step 5: Solve for x
    x = 45,308,242,285,262,757,888/7,218,883,032.36
  6. Step 6: Final answer
    x = 6,276,350,798.62

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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.