Finding the Fourth Proportional to 1,062,887,713.30, 1,594,331,569.95 and 917,485,455.70
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Solution
The fourth proportional to 1,062,887,713.30, 1,594,331,569.95 and 917,485,455.70 is: 1,376,228,183.55
Step by Step Solution
- Step 1: Write the proportion equation
1,062,887,713.30 : 1,594,331,569.95 = 917,485,455.70 : x - Step 2: Convert to fraction form
1,062,887,713.30/1,594,331,569.95 = 917,485,455.70/x - Step 3: Cross multiply
1,062,887,713.30x = 1,594,331,569.95 × 917,485,455.70 - Step 4: Simplify right side
1,062,887,713.30x = 1,462,776,026,992,472,320 - Step 5: Solve for x
x = 1,462,776,026,992,472,320/1,062,887,713.30 - Step 6: Final answer
x = 1,376,228,183.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.