Finding the Fourth Proportional to 93,312,117.40, 139,716,233.70 and 93,312,117.40
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Solution
The fourth proportional to 93,312,117.40, 139,716,233.70 and 93,312,117.40 is: 139,716,233.70
Step by Step Solution
- Step 1: Write the proportion equation
93,312,117.40 : 139,716,233.70 = 93,312,117.40 : x - Step 2: Convert to fraction form
93,312,117.40/139,716,233.70 = 93,312,117.40/x - Step 3: Cross multiply
93,312,117.40x = 139,716,233.70 × 93,312,117.40 - Step 4: Simplify right side
93,312,117.40x = 13,037,217,601,700,236 - Step 5: Solve for x
x = 13,037,217,601,700,236/93,312,117.40 - Step 6: Final answer
x = 139,716,233.70
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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.