Home / 1,217,013,751,313.30-1,825,579,338,943.60-400,168,413,636.08

Finding the Fourth Proportional to 1,217,013,751,313.30, 1,825,579,338,943.60 and 400,168,413,636.08

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Solution

The fourth proportional to 1,217,013,751,313.30, 1,825,579,338,943.60 and 400,168,413,636.08 is: 600,271,925,640.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,013,751,313.30 : 1,825,579,338,943.60 = 400,168,413,636.08 : x
  2. Step 2: Convert to fraction form
    1,217,013,751,313.30/1,825,579,338,943.60 = 400,168,413,636.08/x
  3. Step 3: Cross multiply
    1,217,013,751,313.30x = 1,825,579,338,943.60 × 400,168,413,636.08
  4. Step 4: Simplify right side
    1,217,013,751,313.30x = 730,539,188,031,864,134,696,960
  5. Step 5: Solve for x
    x = 730,539,188,031,864,134,696,960/1,217,013,751,313.30
  6. Step 6: Final answer
    x = 600,271,925,640.55

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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.