Finding the Fourth Proportional to 94,358,605,007.57, 141,538,436,634.21 and 31,473,730,890.18
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Solution
The fourth proportional to 94,358,605,007.57, 141,538,436,634.21 and 31,473,730,890.18 is: 47,210,772,826.55
Step by Step Solution
- Step 1: Write the proportion equation
94,358,605,007.57 : 141,538,436,634.21 = 31,473,730,890.18 : x - Step 2: Convert to fraction form
94,358,605,007.57/141,538,436,634.21 = 31,473,730,890.18/x - Step 3: Cross multiply
94,358,605,007.57x = 141,538,436,634.21 × 31,473,730,890.18 - Step 4: Simplify right side
94,358,605,007.57x = 4,454,742,665,241,919,750,144 - Step 5: Solve for x
x = 4,454,742,665,241,919,750,144/94,358,605,007.57 - Step 6: Final answer
x = 47,210,772,826.55
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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.