Finding the Fourth Proportional to 197,732,159.06, 296,390,616.50 and 66,528,887.40
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Solution
The fourth proportional to 197,732,159.06, 296,390,616.50 and 66,528,887.40 is: 99,723,474.65
Step by Step Solution
- Step 1: Write the proportion equation
197,732,159.06 : 296,390,616.50 = 66,528,887.40 : x - Step 2: Convert to fraction form
197,732,159.06/296,390,616.50 = 66,528,887.40/x - Step 3: Cross multiply
197,732,159.06x = 296,390,616.50 × 66,528,887.40 - Step 4: Simplify right side
197,732,159.06x = 19,718,537,951,545,080 - Step 5: Solve for x
x = 19,718,537,951,545,080/197,732,159.06 - Step 6: Final answer
x = 99,723,474.65
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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.