Finding the Fourth Proportional to 9,553,278,303.61, 13,183,563,879.36 and 5,266,397,447.03
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Solution
The fourth proportional to 9,553,278,303.61, 13,183,563,879.36 and 5,266,397,447.03 is: 7,267,650,428.52
Step by Step Solution
- Step 1: Write the proportion equation
9,553,278,303.61 : 13,183,563,879.36 = 5,266,397,447.03 : x - Step 2: Convert to fraction form
9,553,278,303.61/13,183,563,879.36 = 5,266,397,447.03/x - Step 3: Cross multiply
9,553,278,303.61x = 13,183,563,879.36 × 5,266,397,447.03 - Step 4: Simplify right side
9,553,278,303.61x = 69,429,887,156,959,133,696 - Step 5: Solve for x
x = 69,429,887,156,959,133,696/9,553,278,303.61 - Step 6: Final answer
x = 7,267,650,428.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.