Finding the Fourth Proportional to 598,752,223.70, 898,128,335.55 and 340,763,206.10
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Solution
The fourth proportional to 598,752,223.70, 898,128,335.55 and 340,763,206.10 is: 511,144,809.15
Step by Step Solution
- Step 1: Write the proportion equation
598,752,223.70 : 898,128,335.55 = 340,763,206.10 : x - Step 2: Convert to fraction form
598,752,223.70/898,128,335.55 = 340,763,206.10/x - Step 3: Cross multiply
598,752,223.70x = 898,128,335.55 × 340,763,206.10 - Step 4: Simplify right side
598,752,223.70x = 306,049,091,111,274,624 - Step 5: Solve for x
x = 306,049,091,111,274,624/598,752,223.70 - Step 6: Final answer
x = 511,144,809.15
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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.