Home / 1,217,013,751,330.50-1,825,579,338,969.60-400,168,413,653.31

Finding the Fourth Proportional to 1,217,013,751,330.50, 1,825,579,338,969.60 and 400,168,413,653.31

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Solution

The fourth proportional to 1,217,013,751,330.50, 1,825,579,338,969.60 and 400,168,413,653.31 is: 600,271,925,666.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,013,751,330.50 : 1,825,579,338,969.60 = 400,168,413,653.31 : x
  2. Step 2: Convert to fraction form
    1,217,013,751,330.50/1,825,579,338,969.60 = 400,168,413,653.31/x
  3. Step 3: Cross multiply
    1,217,013,751,330.50x = 1,825,579,338,969.60 × 400,168,413,653.31
  4. Step 4: Simplify right side
    1,217,013,751,330.50x = 730,539,188,073,723,154,399,232
  5. Step 5: Solve for x
    x = 730,539,188,073,723,154,399,232/1,217,013,751,330.50
  6. Step 6: Final answer
    x = 600,271,925,666.46

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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.