Finding the Fourth Proportional to 1,544,258,132.68, 2,316,366,981.42 and 379,736,676.04
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Solution
The fourth proportional to 1,544,258,132.68, 2,316,366,981.42 and 379,736,676.04 is: 569,600,042.51
Step by Step Solution
- Step 1: Write the proportion equation
1,544,258,132.68 : 2,316,366,981.42 = 379,736,676.04 : x - Step 2: Convert to fraction form
1,544,258,132.68/2,316,366,981.42 = 379,736,676.04/x - Step 3: Cross multiply
1,544,258,132.68x = 2,316,366,981.42 × 379,736,676.04 - Step 4: Simplify right side
1,544,258,132.68x = 879,609,498,013,239,296 - Step 5: Solve for x
x = 879,609,498,013,239,296/1,544,258,132.68 - Step 6: Final answer
x = 569,600,042.51
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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.