Home / 55,315,184,929.74-82,847,111,407.19-43,288,485,773.88

Finding the Fourth Proportional to 55,315,184,929.74, 82,847,111,407.19 and 43,288,485,773.88

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Solution

The fourth proportional to 55,315,184,929.74, 82,847,111,407.19 and 43,288,485,773.88 is: 64,834,385,135.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,315,184,929.74 : 82,847,111,407.19 = 43,288,485,773.88 : x
  2. Step 2: Convert to fraction form
    55,315,184,929.74/82,847,111,407.19 = 43,288,485,773.88/x
  3. Step 3: Cross multiply
    55,315,184,929.74x = 82,847,111,407.19 × 43,288,485,773.88
  4. Step 4: Simplify right side
    55,315,184,929.74x = 3,586,326,003,556,979,048,448
  5. Step 5: Solve for x
    x = 3,586,326,003,556,979,048,448/55,315,184,929.74
  6. Step 6: Final answer
    x = 64,834,385,135.15

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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.