Finding the Fourth Proportional to 1,103,476,299.08, 1,523,166,298.05 and 657,579,486.96
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Solution
The fourth proportional to 1,103,476,299.08, 1,523,166,298.05 and 657,579,486.96 is: 907,679,588.28
Step by Step Solution
- Step 1: Write the proportion equation
1,103,476,299.08 : 1,523,166,298.05 = 657,579,486.96 : x - Step 2: Convert to fraction form
1,103,476,299.08/1,523,166,298.05 = 657,579,486.96/x - Step 3: Cross multiply
1,103,476,299.08x = 1,523,166,298.05 × 657,579,486.96 - Step 4: Simplify right side
1,103,476,299.08x = 1,001,602,912,826,481,536 - Step 5: Solve for x
x = 1,001,602,912,826,481,536/1,103,476,299.08 - Step 6: Final answer
x = 907,679,588.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.