Finding the Fourth Proportional to 70,903,808.62, 97,927,968.42 and 47,658,579.28
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Solution
The fourth proportional to 70,903,808.62, 97,927,968.42 and 47,658,579.28 is: 65,823,090.99
Step by Step Solution
- Step 1: Write the proportion equation
70,903,808.62 : 97,927,968.42 = 47,658,579.28 : x - Step 2: Convert to fraction form
70,903,808.62/97,927,968.42 = 47,658,579.28/x - Step 3: Cross multiply
70,903,808.62x = 97,927,968.42 × 47,658,579.28 - Step 4: Simplify right side
70,903,808.62x = 4,667,107,846,673,907 - Step 5: Solve for x
x = 4,667,107,846,673,907/70,903,808.62 - Step 6: Final answer
x = 65,823,090.99
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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.