Finding the Fourth Proportional to 453,869,609,577.80, 680,804,414,366.70 and 268,117,516,905.80
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Solution
The fourth proportional to 453,869,609,577.80, 680,804,414,366.70 and 268,117,516,905.80 is: 402,176,275,358.70
Step by Step Solution
- Step 1: Write the proportion equation
453,869,609,577.80 : 680,804,414,366.70 = 268,117,516,905.80 : x - Step 2: Convert to fraction form
453,869,609,577.80/680,804,414,366.70 = 268,117,516,905.80/x - Step 3: Cross multiply
453,869,609,577.80x = 680,804,414,366.70 × 268,117,516,905.80 - Step 4: Simplify right side
453,869,609,577.80x = 182,535,589,078,506,928,078,848 - Step 5: Solve for x
x = 182,535,589,078,506,928,078,848/453,869,609,577.80 - Step 6: Final answer
x = 402,176,275,358.70
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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.