Finding the Fourth Proportional to 2,648,490,414.41, 3,971,356,177.02 and 1,249,098,948.96
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Solution
The fourth proportional to 2,648,490,414.41, 3,971,356,177.02 and 1,249,098,948.96 is: 1,872,997,840.46
Step by Step Solution
- Step 1: Write the proportion equation
2,648,490,414.41 : 3,971,356,177.02 = 1,249,098,948.96 : x - Step 2: Convert to fraction form
2,648,490,414.41/3,971,356,177.02 = 1,249,098,948.96/x - Step 3: Cross multiply
2,648,490,414.41x = 3,971,356,177.02 × 1,249,098,948.96 - Step 4: Simplify right side
2,648,490,414.41x = 4,960,616,826,661,485,568 - Step 5: Solve for x
x = 4,960,616,826,661,485,568/2,648,490,414.41 - Step 6: Final answer
x = 1,872,997,840.46
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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.