Finding the Fourth Proportional to 13,967,804,645.65, 19,272,692,975.64 and 8,026,209,235.09
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Solution
The fourth proportional to 13,967,804,645.65, 19,272,692,975.64 and 8,026,209,235.09 is: 11,074,515,306.48
Step by Step Solution
- Step 1: Write the proportion equation
13,967,804,645.65 : 19,272,692,975.64 = 8,026,209,235.09 : x - Step 2: Convert to fraction form
13,967,804,645.65/19,272,692,975.64 = 8,026,209,235.09/x - Step 3: Cross multiply
13,967,804,645.65x = 19,272,692,975.64 × 8,026,209,235.09 - Step 4: Simplify right side
13,967,804,645.65x = 154,686,666,346,135,945,216 - Step 5: Solve for x
x = 154,686,666,346,135,945,216/13,967,804,645.65 - Step 6: Final answer
x = 11,074,515,306.48
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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.