Finding the Fourth Proportional to 594,445,425.80, 891,668,138.70 and 206,139,201.80
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Solution
The fourth proportional to 594,445,425.80, 891,668,138.70 and 206,139,201.80 is: 309,208,802.70
Step by Step Solution
- Step 1: Write the proportion equation
594,445,425.80 : 891,668,138.70 = 206,139,201.80 : x - Step 2: Convert to fraction form
594,445,425.80/891,668,138.70 = 206,139,201.80/x - Step 3: Cross multiply
594,445,425.80x = 891,668,138.70 × 206,139,201.80 - Step 4: Simplify right side
594,445,425.80x = 183,807,758,382,109,696 - Step 5: Solve for x
x = 183,807,758,382,109,696/594,445,425.80 - Step 6: Final answer
x = 309,208,802.70
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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.