Finding the Fourth Proportional to 209,735,781.84, 314,648,618.04 and 73,425,612.24
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Solution
The fourth proportional to 209,735,781.84, 314,648,618.04 and 73,425,612.24 is: 110,154,153.08
Step by Step Solution
- Step 1: Write the proportion equation
209,735,781.84 : 314,648,618.04 = 73,425,612.24 : x - Step 2: Convert to fraction form
209,735,781.84/314,648,618.04 = 73,425,612.24/x - Step 3: Cross multiply
209,735,781.84x = 314,648,618.04 × 73,425,612.24 - Step 4: Simplify right side
209,735,781.84x = 23,103,267,420,056,908 - Step 5: Solve for x
x = 23,103,267,420,056,908/209,735,781.84 - Step 6: Final answer
x = 110,154,153.08
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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.