Home / 13,315,195,445.51-18,368,003,245.23-8,232,934,776.23

Finding the Fourth Proportional to 13,315,195,445.51, 18,368,003,245.23 and 8,232,934,776.23

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Solution

The fourth proportional to 13,315,195,445.51, 18,368,003,245.23 and 8,232,934,776.23 is: 11,357,142,544.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,315,195,445.51 : 18,368,003,245.23 = 8,232,934,776.23 : x
  2. Step 2: Convert to fraction form
    13,315,195,445.51/18,368,003,245.23 = 8,232,934,776.23/x
  3. Step 3: Cross multiply
    13,315,195,445.51x = 18,368,003,245.23 × 8,232,934,776.23
  4. Step 4: Simplify right side
    13,315,195,445.51x = 151,222,572,687,559,557,120
  5. Step 5: Solve for x
    x = 151,222,572,687,559,557,120/13,315,195,445.51
  6. Step 6: Final answer
    x = 11,357,142,544.88

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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.