Finding the Fourth Proportional to 7,133,344,918.60, 10,700,017,377.90 and 2,473,670,230.60
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Solution
The fourth proportional to 7,133,344,918.60, 10,700,017,377.90 and 2,473,670,230.60 is: 3,710,505,345.90
Step by Step Solution
- Step 1: Write the proportion equation
7,133,344,918.60 : 10,700,017,377.90 = 2,473,670,230.60 : x - Step 2: Convert to fraction form
7,133,344,918.60/10,700,017,377.90 = 2,473,670,230.60/x - Step 3: Cross multiply
7,133,344,918.60x = 10,700,017,377.90 × 2,473,670,230.60 - Step 4: Simplify right side
7,133,344,918.60x = 26,468,314,454,613,897,216 - Step 5: Solve for x
x = 26,468,314,454,613,897,216/7,133,344,918.60 - Step 6: Final answer
x = 3,710,505,345.90
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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.