Finding the Fourth Proportional to 898,830,898.97, 1,348,246,348.46 and 252,598,642.97
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Solution
The fourth proportional to 898,830,898.97, 1,348,246,348.46 and 252,598,642.97 is: 378,897,964.45
Step by Step Solution
- Step 1: Write the proportion equation
898,830,898.97 : 1,348,246,348.46 = 252,598,642.97 : x - Step 2: Convert to fraction form
898,830,898.97/1,348,246,348.46 = 252,598,642.97/x - Step 3: Cross multiply
898,830,898.97x = 1,348,246,348.46 × 252,598,642.97 - Step 4: Simplify right side
898,830,898.97x = 340,565,198,002,249,536 - Step 5: Solve for x
x = 340,565,198,002,249,536/898,830,898.97 - Step 6: Final answer
x = 378,897,964.45
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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.