Finding the Fourth Proportional to 211,552,088.12, 291,941,880.24 and 118,732,595.96
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Solution
The fourth proportional to 211,552,088.12, 291,941,880.24 and 118,732,595.96 is: 163,850,981.66
Step by Step Solution
- Step 1: Write the proportion equation
211,552,088.12 : 291,941,880.24 = 118,732,595.96 : x - Step 2: Convert to fraction form
211,552,088.12/291,941,880.24 = 118,732,595.96/x - Step 3: Cross multiply
211,552,088.12x = 291,941,880.24 × 118,732,595.96 - Step 4: Simplify right side
211,552,088.12x = 34,663,017,310,338,628 - Step 5: Solve for x
x = 34,663,017,310,338,628/211,552,088.12 - Step 6: Final answer
x = 163,850,981.66
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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.