Finding the Fourth Proportional to 295,272,436.80, 442,908,655.20 and 247,921,043.70
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Solution
The fourth proportional to 295,272,436.80, 442,908,655.20 and 247,921,043.70 is: 371,881,565.55
Step by Step Solution
- Step 1: Write the proportion equation
295,272,436.80 : 442,908,655.20 = 247,921,043.70 : x - Step 2: Convert to fraction form
295,272,436.80/442,908,655.20 = 247,921,043.70/x - Step 3: Cross multiply
295,272,436.80x = 442,908,655.20 × 247,921,043.70 - Step 4: Simplify right side
295,272,436.80x = 109,806,376,060,947,424 - Step 5: Solve for x
x = 109,806,376,060,947,424/295,272,436.80 - Step 6: Final answer
x = 371,881,565.55
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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.