Finding the Fourth Proportional to 343,875,408.14, 474,546,041.91 and 187,242,140.09
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Solution
The fourth proportional to 343,875,408.14, 474,546,041.91 and 187,242,140.09 is: 258,393,052.70
Step by Step Solution
- Step 1: Write the proportion equation
343,875,408.14 : 474,546,041.91 = 187,242,140.09 : x - Step 2: Convert to fraction form
343,875,408.14/474,546,041.91 = 187,242,140.09/x - Step 3: Cross multiply
343,875,408.14x = 474,546,041.91 × 187,242,140.09 - Step 4: Simplify right side
343,875,408.14x = 88,855,016,459,653,600 - Step 5: Solve for x
x = 88,855,016,459,653,600/343,875,408.14 - Step 6: Final answer
x = 258,393,052.70
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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.