Home / 257,325,567.96-355,112,026.29-139,850,904.27

Finding the Fourth Proportional to 257,325,567.96, 355,112,026.29 and 139,850,904.27

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Solution

The fourth proportional to 257,325,567.96, 355,112,026.29 and 139,850,904.27 is: 192,995,738.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,325,567.96 : 355,112,026.29 = 139,850,904.27 : x
  2. Step 2: Convert to fraction form
    257,325,567.96/355,112,026.29 = 139,850,904.27/x
  3. Step 3: Cross multiply
    257,325,567.96x = 355,112,026.29 × 139,850,904.27
  4. Step 4: Simplify right side
    257,325,567.96x = 49,662,737,993,808,520
  5. Step 5: Solve for x
    x = 49,662,737,993,808,520/257,325,567.96
  6. Step 6: Final answer
    x = 192,995,738.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.