Finding the Fourth Proportional to 117,260,196.52, 175,917,316.74 and 40,583,225.62
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Solution
The fourth proportional to 117,260,196.52, 175,917,316.74 and 40,583,225.62 is: 60,884,190.61
Step by Step Solution
- Step 1: Write the proportion equation
117,260,196.52 : 175,917,316.74 = 40,583,225.62 : x - Step 2: Convert to fraction form
117,260,196.52/175,917,316.74 = 40,583,225.62/x - Step 3: Cross multiply
117,260,196.52x = 175,917,316.74 × 40,583,225.62 - Step 4: Simplify right side
117,260,196.52x = 7,139,292,155,724,423 - Step 5: Solve for x
x = 7,139,292,155,724,423/117,260,196.52 - Step 6: Final answer
x = 60,884,190.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.