Finding the Fourth Proportional to 113,779,598.07, 157,016,118.28 and 61,569,193.98
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Solution
The fourth proportional to 113,779,598.07, 157,016,118.28 and 61,569,193.98 is: 84,965,635.39
Step by Step Solution
- Step 1: Write the proportion equation
113,779,598.07 : 157,016,118.28 = 61,569,193.98 : x - Step 2: Convert to fraction form
113,779,598.07/157,016,118.28 = 61,569,193.98/x - Step 3: Cross multiply
113,779,598.07x = 157,016,118.28 × 61,569,193.98 - Step 4: Simplify right side
113,779,598.07x = 9,667,355,844,917,966 - Step 5: Solve for x
x = 9,667,355,844,917,966/113,779,598.07 - Step 6: Final answer
x = 84,965,635.39
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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.