Finding the Fourth Proportional to 1,523,905,293.68, 2,286,085,082.16 and 541,249,277.12
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Solution
The fourth proportional to 1,523,905,293.68, 2,286,085,082.16 and 541,249,277.12 is: 811,954,590.15
Step by Step Solution
- Step 1: Write the proportion equation
1,523,905,293.68 : 2,286,085,082.16 = 541,249,277.12 : x - Step 2: Convert to fraction form
1,523,905,293.68/2,286,085,082.16 = 541,249,277.12/x - Step 3: Cross multiply
1,523,905,293.68x = 2,286,085,082.16 × 541,249,277.12 - Step 4: Simplify right side
1,523,905,293.68x = 1,237,341,898,153,915,648 - Step 5: Solve for x
x = 1,237,341,898,153,915,648/1,523,905,293.68 - Step 6: Final answer
x = 811,954,590.15
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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.