Finding the Fourth Proportional to 292,518,088.16, 403,700,499.69 and 160,384,622.68
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Solution
The fourth proportional to 292,518,088.16, 403,700,499.69 and 160,384,622.68 is: 221,344,781.54
Step by Step Solution
- Step 1: Write the proportion equation
292,518,088.16 : 403,700,499.69 = 160,384,622.68 : x - Step 2: Convert to fraction form
292,518,088.16/403,700,499.69 = 160,384,622.68/x - Step 3: Cross multiply
292,518,088.16x = 403,700,499.69 × 160,384,622.68 - Step 4: Simplify right side
292,518,088.16x = 64,747,352,318,508,112 - Step 5: Solve for x
x = 64,747,352,318,508,112/292,518,088.16 - Step 6: Final answer
x = 221,344,781.54
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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.