Finding the Fourth Proportional to 7,243,344,926.40, 10,865,017,389.60 and 2,269,482,319.20
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Solution
The fourth proportional to 7,243,344,926.40, 10,865,017,389.60 and 2,269,482,319.20 is: 3,404,223,478.80
Step by Step Solution
- Step 1: Write the proportion equation
7,243,344,926.40 : 10,865,017,389.60 = 2,269,482,319.20 : x - Step 2: Convert to fraction form
7,243,344,926.40/10,865,017,389.60 = 2,269,482,319.20/x - Step 3: Cross multiply
7,243,344,926.40x = 10,865,017,389.60 × 2,269,482,319.20 - Step 4: Simplify right side
7,243,344,926.40x = 24,657,964,863,497,736,192 - Step 5: Solve for x
x = 24,657,964,863,497,736,192/7,243,344,926.40 - Step 6: Final answer
x = 3,404,223,478.80
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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.