Home / 7,089,312,290.40-10,643,542,246.80-4,144,609,519.20

Finding the Fourth Proportional to 7,089,312,290.40, 10,643,542,246.80 and 4,144,609,519.20

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Solution

The fourth proportional to 7,089,312,290.40, 10,643,542,246.80 and 4,144,609,519.20 is: 6,222,511,395.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089,312,290.40 : 10,643,542,246.80 = 4,144,609,519.20 : x
  2. Step 2: Convert to fraction form
    7,089,312,290.40/10,643,542,246.80 = 4,144,609,519.20/x
  3. Step 3: Cross multiply
    7,089,312,290.40x = 10,643,542,246.80 × 4,144,609,519.20
  4. Step 4: Simplify right side
    7,089,312,290.40x = 44,113,326,514,094,628,864
  5. Step 5: Solve for x
    x = 44,113,326,514,094,628,864/7,089,312,290.40
  6. Step 6: Final answer
    x = 6,222,511,395.62

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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.