Finding the Fourth Proportional to 219,625,155,235.02, 329,564,831,322.57 and 92,128,428,355.05
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Solution
The fourth proportional to 219,625,155,235.02, 329,564,831,322.57 and 92,128,428,355.05 is: 138,245,957,838.28
Step by Step Solution
- Step 1: Write the proportion equation
219,625,155,235.02 : 329,564,831,322.57 = 92,128,428,355.05 : x - Step 2: Convert to fraction form
219,625,155,235.02/329,564,831,322.57 = 92,128,428,355.05/x - Step 3: Cross multiply
219,625,155,235.02x = 329,564,831,322.57 × 92,128,428,355.05 - Step 4: Simplify right side
219,625,155,235.02x = 30,362,289,950,845,529,227,264 - Step 5: Solve for x
x = 30,362,289,950,845,529,227,264/219,625,155,235.02 - Step 6: Final answer
x = 138,245,957,838.28
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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.