Finding the Fourth Proportional to 374,909,473.62, 517,335,686.53 and 207,641,353.10
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Solution
The fourth proportional to 374,909,473.62, 517,335,686.53 and 207,641,353.10 is: 286,523,252.98
Step by Step Solution
- Step 1: Write the proportion equation
374,909,473.62 : 517,335,686.53 = 207,641,353.10 : x - Step 2: Convert to fraction form
374,909,473.62/517,335,686.53 = 207,641,353.10/x - Step 3: Cross multiply
374,909,473.62x = 517,335,686.53 × 207,641,353.10 - Step 4: Simplify right side
374,909,473.62x = 107,420,281,954,900,848 - Step 5: Solve for x
x = 107,420,281,954,900,848/374,909,473.62 - Step 6: Final answer
x = 286,523,252.98
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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.