Finding the Fourth Proportional to 560,081,827.95, 840,115,984.01 and 145,521,966.57
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Solution
The fourth proportional to 560,081,827.95, 840,115,984.01 and 145,521,966.57 is: 218,281,193.99
Step by Step Solution
- Step 1: Write the proportion equation
560,081,827.95 : 840,115,984.01 = 145,521,966.57 : x - Step 2: Convert to fraction form
560,081,827.95/840,115,984.01 = 145,521,966.57/x - Step 3: Cross multiply
560,081,827.95x = 840,115,984.01 × 145,521,966.57 - Step 4: Simplify right side
560,081,827.95x = 122,255,330,139,298,256 - Step 5: Solve for x
x = 122,255,330,139,298,256/560,081,827.95 - Step 6: Final answer
x = 218,281,193.99
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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.