Finding the Fourth Proportional to 93,645,904.68, 129,222,593.04 and 55,961,590.56
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Solution
The fourth proportional to 93,645,904.68, 129,222,593.04 and 55,961,590.56 is: 77,221,762.85
Step by Step Solution
- Step 1: Write the proportion equation
93,645,904.68 : 129,222,593.04 = 55,961,590.56 : x - Step 2: Convert to fraction form
93,645,904.68/129,222,593.04 = 55,961,590.56/x - Step 3: Cross multiply
93,645,904.68x = 129,222,593.04 × 55,961,590.56 - Step 4: Simplify right side
93,645,904.68x = 7,231,501,842,805,986 - Step 5: Solve for x
x = 7,231,501,842,805,986/93,645,904.68 - Step 6: Final answer
x = 77,221,762.85
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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.