Finding the Fourth Proportional to 2,331,648,306.80, 3,497,472,460.20 and 608,362,290.80
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Solution
The fourth proportional to 2,331,648,306.80, 3,497,472,460.20 and 608,362,290.80 is: 912,543,436.20
Step by Step Solution
- Step 1: Write the proportion equation
2,331,648,306.80 : 3,497,472,460.20 = 608,362,290.80 : x - Step 2: Convert to fraction form
2,331,648,306.80/3,497,472,460.20 = 608,362,290.80/x - Step 3: Cross multiply
2,331,648,306.80x = 3,497,472,460.20 × 608,362,290.80 - Step 4: Simplify right side
2,331,648,306.80x = 2,127,730,357,897,183,488 - Step 5: Solve for x
x = 2,127,730,357,897,183,488/2,331,648,306.80 - Step 6: Final answer
x = 912,543,436.20
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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.