Finding the Fourth Proportional to 203,712,999.48, 305,579,633.94 and 58,168,155.96
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Solution
The fourth proportional to 203,712,999.48, 305,579,633.94 and 58,168,155.96 is: 87,255,127.81
Step by Step Solution
- Step 1: Write the proportion equation
203,712,999.48 : 305,579,633.94 = 58,168,155.96 : x - Step 2: Convert to fraction form
203,712,999.48/305,579,633.94 = 58,168,155.96/x - Step 3: Cross multiply
203,712,999.48x = 305,579,633.94 × 58,168,155.96 - Step 4: Simplify right side
203,712,999.48x = 17,775,003,805,221,630 - Step 5: Solve for x
x = 17,775,003,805,221,630/203,712,999.48 - Step 6: Final answer
x = 87,255,127.81
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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.