Finding the Fourth Proportional to 152,314,348,928.13, 228,472,496,985.12 and 44,748,180,133.70
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Solution
The fourth proportional to 152,314,348,928.13, 228,472,496,985.12 and 44,748,180,133.70 is: 67,122,556,230.79
Step by Step Solution
- Step 1: Write the proportion equation
152,314,348,928.13 : 228,472,496,985.12 = 44,748,180,133.70 : x - Step 2: Convert to fraction form
152,314,348,928.13/228,472,496,985.12 = 44,748,180,133.70/x - Step 3: Cross multiply
152,314,348,928.13x = 228,472,496,985.12 × 44,748,180,133.70 - Step 4: Simplify right side
152,314,348,928.13x = 10,223,728,450,685,238,247,424 - Step 5: Solve for x
x = 10,223,728,450,685,238,247,424/152,314,348,928.13 - Step 6: Final answer
x = 67,122,556,230.79
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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.