Home / 1,315,632,650,604.10-1,972,056,153,171.10-442,535,278,316.52

Finding the Fourth Proportional to 1,315,632,650,604.10, 1,972,056,153,171.10 and 442,535,278,316.52

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Solution

The fourth proportional to 1,315,632,650,604.10, 1,972,056,153,171.10 and 442,535,278,316.52 is: 663,334,418,006.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,632,650,604.10 : 1,972,056,153,171.10 = 442,535,278,316.52 : x
  2. Step 2: Convert to fraction form
    1,315,632,650,604.10/1,972,056,153,171.10 = 442,535,278,316.52/x
  3. Step 3: Cross multiply
    1,315,632,650,604.10x = 1,972,056,153,171.10 × 442,535,278,316.52
  4. Step 4: Simplify right side
    1,315,632,650,604.10x = 872,704,418,599,378,656,165,888
  5. Step 5: Solve for x
    x = 872,704,418,599,378,656,165,888/1,315,632,650,604.10
  6. Step 6: Final answer
    x = 663,334,418,006.93

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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.