Finding the Fourth Proportional to 175,955,342.22, 242,829,722.34 and 97,638,895.71
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Solution
The fourth proportional to 175,955,342.22, 242,829,722.34 and 97,638,895.71 is: 134,747,974.32
Step by Step Solution
- Step 1: Write the proportion equation
175,955,342.22 : 242,829,722.34 = 97,638,895.71 : x - Step 2: Convert to fraction form
175,955,342.22/242,829,722.34 = 97,638,895.71/x - Step 3: Cross multiply
175,955,342.22x = 242,829,722.34 × 97,638,895.71 - Step 4: Simplify right side
175,955,342.22x = 23,709,625,934,843,516 - Step 5: Solve for x
x = 23,709,625,934,843,516/175,955,342.22 - Step 6: Final answer
x = 134,747,974.32
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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.