Finding the Fourth Proportional to 1,602,918,697.60, 2,406,169,636.80 and 1,241,017,436.80
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Solution
The fourth proportional to 1,602,918,697.60, 2,406,169,636.80 and 1,241,017,436.80 is: 1,862,913,246.72
Step by Step Solution
- Step 1: Write the proportion equation
1,602,918,697.60 : 2,406,169,636.80 = 1,241,017,436.80 : x - Step 2: Convert to fraction form
1,602,918,697.60/2,406,169,636.80 = 1,241,017,436.80/x - Step 3: Cross multiply
1,602,918,697.60x = 2,406,169,636.80 × 1,241,017,436.80 - Step 4: Simplify right side
1,602,918,697.60x = 2,986,098,475,167,523,328 - Step 5: Solve for x
x = 2,986,098,475,167,523,328/1,602,918,697.60 - Step 6: Final answer
x = 1,862,913,246.72
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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.