Home / 7,980,943,190.72-11,014,085,476.32-4,412,584,068.80

Finding the Fourth Proportional to 7,980,943,190.72, 11,014,085,476.32 and 4,412,584,068.80

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Solution

The fourth proportional to 7,980,943,190.72, 11,014,085,476.32 and 4,412,584,068.80 is: 6,089,578,254.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,980,943,190.72 : 11,014,085,476.32 = 4,412,584,068.80 : x
  2. Step 2: Convert to fraction form
    7,980,943,190.72/11,014,085,476.32 = 4,412,584,068.80/x
  3. Step 3: Cross multiply
    7,980,943,190.72x = 11,014,085,476.32 × 4,412,584,068.80
  4. Step 4: Simplify right side
    7,980,943,190.72x = 48,600,578,105,211,092,992
  5. Step 5: Solve for x
    x = 48,600,578,105,211,092,992/7,980,943,190.72
  6. Step 6: Final answer
    x = 6,089,578,254.58

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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.