Finding the Fourth Proportional to 215,257,372.08, 322,806,340.68 and 69,653,166.88
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Solution
The fourth proportional to 215,257,372.08, 322,806,340.68 and 69,653,166.88 is: 104,453,955.28
Step by Step Solution
- Step 1: Write the proportion equation
215,257,372.08 : 322,806,340.68 = 69,653,166.88 : x - Step 2: Convert to fraction form
215,257,372.08/322,806,340.68 = 69,653,166.88/x - Step 3: Cross multiply
215,257,372.08x = 322,806,340.68 × 69,653,166.88 - Step 4: Simplify right side
215,257,372.08x = 22,484,483,917,306,172 - Step 5: Solve for x
x = 22,484,483,917,306,172/215,257,372.08 - Step 6: Final answer
x = 104,453,955.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.