Finding the Fourth Proportional to 2,541,201,781.19, 3,506,943,516.39 and 1,412,219,129.10
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Solution
The fourth proportional to 2,541,201,781.19, 3,506,943,516.39 and 1,412,219,129.10 is: 1,948,909,667.54
Step by Step Solution
- Step 1: Write the proportion equation
2,541,201,781.19 : 3,506,943,516.39 = 1,412,219,129.10 : x - Step 2: Convert to fraction form
2,541,201,781.19/3,506,943,516.39 = 1,412,219,129.10/x - Step 3: Cross multiply
2,541,201,781.19x = 3,506,943,516.39 × 1,412,219,129.10 - Step 4: Simplify right side
2,541,201,781.19x = 4,952,572,718,519,177,216 - Step 5: Solve for x
x = 4,952,572,718,519,177,216/2,541,201,781.19 - Step 6: Final answer
x = 1,948,909,667.54
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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.