Home / 458,557,358,879.37-632,811,066,631.56-252,787,077,763.53

Finding the Fourth Proportional to 458,557,358,879.37, 632,811,066,631.56 and 252,787,077,763.53

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Solution

The fourth proportional to 458,557,358,879.37, 632,811,066,631.56 and 252,787,077,763.53 is: 348,847,220,991.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,557,358,879.37 : 632,811,066,631.56 = 252,787,077,763.53 : x
  2. Step 2: Convert to fraction form
    458,557,358,879.37/632,811,066,631.56 = 252,787,077,763.53/x
  3. Step 3: Cross multiply
    458,557,358,879.37x = 632,811,066,631.56 × 252,787,077,763.53
  4. Step 4: Simplify right side
    458,557,358,879.37x = 159,966,460,310,214,525,583,360
  5. Step 5: Solve for x
    x = 159,966,460,310,214,525,583,360/458,557,358,879.37
  6. Step 6: Final answer
    x = 348,847,220,991.38

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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.