Finding the Fourth Proportional to 353,887,275.83, 488,573,929.74 and 314,620,594.99
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Solution
The fourth proportional to 353,887,275.83, 488,573,929.74 and 314,620,594.99 is: 434,362,665.66
Step by Step Solution
- Step 1: Write the proportion equation
353,887,275.83 : 488,573,929.74 = 314,620,594.99 : x - Step 2: Convert to fraction form
353,887,275.83/488,573,929.74 = 314,620,594.99/x - Step 3: Cross multiply
353,887,275.83x = 488,573,929.74 × 314,620,594.99 - Step 4: Simplify right side
353,887,275.83x = 153,715,420,471,359,648 - Step 5: Solve for x
x = 153,715,420,471,359,648/353,887,275.83 - Step 6: Final answer
x = 434,362,665.66
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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.