Finding the Fourth Proportional to 97,103,428.16, 145,637,594.60 and 27,999,241.65
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Solution
The fourth proportional to 97,103,428.16, 145,637,594.60 and 27,999,241.65 is: 41,993,802.71
Step by Step Solution
- Step 1: Write the proportion equation
97,103,428.16 : 145,637,594.60 = 27,999,241.65 : x - Step 2: Convert to fraction form
97,103,428.16/145,637,594.60 = 27,999,241.65/x - Step 3: Cross multiply
97,103,428.16x = 145,637,594.60 × 27,999,241.65 - Step 4: Simplify right side
97,103,428.16x = 4,077,742,204,390,138.50 - Step 5: Solve for x
x = 4,077,742,204,390,138.50/97,103,428.16 - Step 6: Final answer
x = 41,993,802.71
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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.