Finding the Fourth Proportional to 151,730,149.23, 209,385,395.74 and 84,750,060.45
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Solution
The fourth proportional to 151,730,149.23, 209,385,395.74 and 84,750,060.45 is: 116,953,848.90
Step by Step Solution
- Step 1: Write the proportion equation
151,730,149.23 : 209,385,395.74 = 84,750,060.45 : x - Step 2: Convert to fraction form
151,730,149.23/209,385,395.74 = 84,750,060.45/x - Step 3: Cross multiply
151,730,149.23x = 209,385,395.74 × 84,750,060.45 - Step 4: Simplify right side
151,730,149.23x = 17,745,424,945,632,916 - Step 5: Solve for x
x = 17,745,424,945,632,916/151,730,149.23 - Step 6: Final answer
x = 116,953,848.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.