Home / 1,198,721,413,391.60-1,798,187,824,532.40-338,203,113,106.24

Finding the Fourth Proportional to 1,198,721,413,391.60, 1,798,187,824,532.40 and 338,203,113,106.24

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Solution

The fourth proportional to 1,198,721,413,391.60, 1,798,187,824,532.40 and 338,203,113,106.24 is: 507,334,492,745.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,721,413,391.60 : 1,798,187,824,532.40 = 338,203,113,106.24 : x
  2. Step 2: Convert to fraction form
    1,198,721,413,391.60/1,798,187,824,532.40 = 338,203,113,106.24/x
  3. Step 3: Cross multiply
    1,198,721,413,391.60x = 1,798,187,824,532.40 × 338,203,113,106.24
  4. Step 4: Simplify right side
    1,198,721,413,391.60x = 608,152,720,206,594,811,363,328
  5. Step 5: Solve for x
    x = 608,152,720,206,594,811,363,328/1,198,721,413,391.60
  6. Step 6: Final answer
    x = 507,334,492,745.83

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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.