Finding the Fourth Proportional to 1,602,918,685.60, 2,406,169,618.80 and 1,241,017,424.80
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Solution
The fourth proportional to 1,602,918,685.60, 2,406,169,618.80 and 1,241,017,424.80 is: 1,862,913,228.71
Step by Step Solution
- Step 1: Write the proportion equation
1,602,918,685.60 : 2,406,169,618.80 = 1,241,017,424.80 : x - Step 2: Convert to fraction form
1,602,918,685.60/2,406,169,618.80 = 1,241,017,424.80/x - Step 3: Cross multiply
1,602,918,685.60x = 2,406,169,618.80 × 1,241,017,424.80 - Step 4: Simplify right side
1,602,918,685.60x = 2,986,098,423,955,173,888 - Step 5: Solve for x
x = 2,986,098,423,955,173,888/1,602,918,685.60 - Step 6: Final answer
x = 1,862,913,228.71
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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.