Finding the Fourth Proportional to 98,891,430.19, 148,358,405.63 and 33,319,083.94
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Solution
The fourth proportional to 98,891,430.19, 148,358,405.63 and 33,319,083.94 is: 49,985,789.07
Step by Step Solution
- Step 1: Write the proportion equation
98,891,430.19 : 148,358,405.63 = 33,319,083.94 : x - Step 2: Convert to fraction form
98,891,430.19/148,358,405.63 = 33,319,083.94/x - Step 3: Cross multiply
98,891,430.19x = 148,358,405.63 × 33,319,083.94 - Step 4: Simplify right side
98,891,430.19x = 4,943,166,170,102,940 - Step 5: Solve for x
x = 4,943,166,170,102,940/98,891,430.19 - Step 6: Final answer
x = 49,985,789.07
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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.