Home / 1,303,696,133.52-1,956,405,725.64-613,800,684.24

Finding the Fourth Proportional to 1,303,696,133.52, 1,956,405,725.64 and 613,800,684.24

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Solution

The fourth proportional to 1,303,696,133.52, 1,956,405,725.64 and 613,800,684.24 is: 921,106,646.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,696,133.52 : 1,956,405,725.64 = 613,800,684.24 : x
  2. Step 2: Convert to fraction form
    1,303,696,133.52/1,956,405,725.64 = 613,800,684.24/x
  3. Step 3: Cross multiply
    1,303,696,133.52x = 1,956,405,725.64 × 613,800,684.24
  4. Step 4: Simplify right side
    1,303,696,133.52x = 1,200,843,173,048,885,760
  5. Step 5: Solve for x
    x = 1,200,843,173,048,885,760/1,303,696,133.52
  6. Step 6: Final answer
    x = 921,106,646.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.