Finding the Fourth Proportional to 102,506,927.08, 141,459,467.72 and 57,862,296.76
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Solution
The fourth proportional to 102,506,927.08, 141,459,467.72 and 57,862,296.76 is: 79,849,917.79
Step by Step Solution
- Step 1: Write the proportion equation
102,506,927.08 : 141,459,467.72 = 57,862,296.76 : x - Step 2: Convert to fraction form
102,506,927.08/141,459,467.72 = 57,862,296.76/x - Step 3: Cross multiply
102,506,927.08x = 141,459,467.72 × 57,862,296.76 - Step 4: Simplify right side
102,506,927.08x = 8,185,169,700,726,280 - Step 5: Solve for x
x = 8,185,169,700,726,280/102,506,927.08 - Step 6: Final answer
x = 79,849,917.79
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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.