Home / 13,880,242,504.26-19,154,734,655.87-7,939,795,006.26

Finding the Fourth Proportional to 13,880,242,504.26, 19,154,734,655.87 and 7,939,795,006.26

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Solution

The fourth proportional to 13,880,242,504.26, 19,154,734,655.87 and 7,939,795,006.26 is: 10,956,917,108.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,880,242,504.26 : 19,154,734,655.87 = 7,939,795,006.26 : x
  2. Step 2: Convert to fraction form
    13,880,242,504.26/19,154,734,655.87 = 7,939,795,006.26/x
  3. Step 3: Cross multiply
    13,880,242,504.26x = 19,154,734,655.87 × 7,939,795,006.26
  4. Step 4: Simplify right side
    13,880,242,504.26x = 152,084,666,566,816,202,752
  5. Step 5: Solve for x
    x = 152,084,666,566,816,202,752/13,880,242,504.26
  6. Step 6: Final answer
    x = 10,956,917,108.63

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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.