Finding the Fourth Proportional to 79,875,362,285.80, 119,813,043,428.70 and 56,656,350,701.80
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Solution
The fourth proportional to 79,875,362,285.80, 119,813,043,428.70 and 56,656,350,701.80 is: 84,984,526,052.70
Step by Step Solution
- Step 1: Write the proportion equation
79,875,362,285.80 : 119,813,043,428.70 = 56,656,350,701.80 : x - Step 2: Convert to fraction form
79,875,362,285.80/119,813,043,428.70 = 56,656,350,701.80/x - Step 3: Cross multiply
79,875,362,285.80x = 119,813,043,428.70 × 56,656,350,701.80 - Step 4: Simplify right side
79,875,362,285.80x = 6,788,169,807,146,421,059,584 - Step 5: Solve for x
x = 6,788,169,807,146,421,059,584/79,875,362,285.80 - Step 6: Final answer
x = 84,984,526,052.70
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1.5x scale
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.