Home / 223,557,879,365.80-308,536,927,015.62-127,237,385,712.04

Finding the Fourth Proportional to 223,557,879,365.80, 308,536,927,015.62 and 127,237,385,712.04

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Solution

The fourth proportional to 223,557,879,365.80, 308,536,927,015.62 and 127,237,385,712.04 is: 175,602,989,706.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,557,879,365.80 : 308,536,927,015.62 = 127,237,385,712.04 : x
  2. Step 2: Convert to fraction form
    223,557,879,365.80/308,536,927,015.62 = 127,237,385,712.04/x
  3. Step 3: Cross multiply
    223,557,879,365.80x = 308,536,927,015.62 × 127,237,385,712.04
  4. Step 4: Simplify right side
    223,557,879,365.80x = 39,257,431,989,093,975,195,648
  5. Step 5: Solve for x
    x = 39,257,431,989,093,975,195,648/223,557,879,365.80
  6. Step 6: Final answer
    x = 175,602,989,706.57

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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.