Finding the Fourth Proportional to 538,633,257.68, 807,973,888.44 and 165,113,616.08
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Solution
The fourth proportional to 538,633,257.68, 807,973,888.44 and 165,113,616.08 is: 247,677,781.71
Step by Step Solution
- Step 1: Write the proportion equation
538,633,257.68 : 807,973,888.44 = 165,113,616.08 : x - Step 2: Convert to fraction form
538,633,257.68/807,973,888.44 = 165,113,616.08/x - Step 3: Cross multiply
538,633,257.68x = 807,973,888.44 × 165,113,616.08 - Step 4: Simplify right side
538,633,257.68x = 133,407,490,418,546,928 - Step 5: Solve for x
x = 133,407,490,418,546,928/538,633,257.68 - Step 6: Final answer
x = 247,677,781.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.