Home / 56,855,778,155.93-85,288,910,004.72-18,567,201,331.77

Finding the Fourth Proportional to 56,855,778,155.93, 85,288,910,004.72 and 18,567,201,331.77

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Solution

The fourth proportional to 56,855,778,155.93, 85,288,910,004.72 and 18,567,201,331.77 is: 27,852,514,111.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,855,778,155.93 : 85,288,910,004.72 = 18,567,201,331.77 : x
  2. Step 2: Convert to fraction form
    56,855,778,155.93/85,288,910,004.72 = 18,567,201,331.77/x
  3. Step 3: Cross multiply
    56,855,778,155.93x = 85,288,910,004.72 × 18,567,201,331.77
  4. Step 4: Simplify right side
    56,855,778,155.93x = 1,583,576,363,424,848,805,888
  5. Step 5: Solve for x
    x = 1,583,576,363,424,848,805,888/56,855,778,155.93
  6. Step 6: Final answer
    x = 27,852,514,111.79

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1.5x scale

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.