Home / 1,217,201,202,465.10-1,825,800,754,656.10-310,638,937,707.12

Finding the Fourth Proportional to 1,217,201,202,465.10, 1,825,800,754,656.10 and 310,638,937,707.12

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Solution

The fourth proportional to 1,217,201,202,465.10, 1,825,800,754,656.10 and 310,638,937,707.12 is: 465,958,138,837.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,201,202,465.10 : 1,825,800,754,656.10 = 310,638,937,707.12 : x
  2. Step 2: Convert to fraction form
    1,217,201,202,465.10/1,825,800,754,656.10 = 310,638,937,707.12/x
  3. Step 3: Cross multiply
    1,217,201,202,465.10x = 1,825,800,754,656.10 × 310,638,937,707.12
  4. Step 4: Simplify right side
    1,217,201,202,465.10x = 567,164,806,891,228,977,168,384
  5. Step 5: Solve for x
    x = 567,164,806,891,228,977,168,384/1,217,201,202,465.10
  6. Step 6: Final answer
    x = 465,958,138,837.36

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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.