Finding the Fourth Proportional to 169,643,648.86, 234,127,191.99 and 102,699,492.24
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Solution
The fourth proportional to 169,643,648.86, 234,127,191.99 and 102,699,492.24 is: 141,736,775.28
Step by Step Solution
- Step 1: Write the proportion equation
169,643,648.86 : 234,127,191.99 = 102,699,492.24 : x - Step 2: Convert to fraction form
169,643,648.86/234,127,191.99 = 102,699,492.24/x - Step 3: Cross multiply
169,643,648.86x = 234,127,191.99 × 102,699,492.24 - Step 4: Simplify right side
169,643,648.86x = 24,044,743,736,688,412 - Step 5: Solve for x
x = 24,044,743,736,688,412/169,643,648.86 - Step 6: Final answer
x = 141,736,775.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.