Finding the Fourth Proportional to 2,416,790,648,419.20, 3,335,154,128,381.10 and 1,319,373,258,175
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Solution
The fourth proportional to 2,416,790,648,419.20, 3,335,154,128,381.10 and 1,319,373,258,175 is: 1,820,725,833,971.67
Step by Step Solution
- Step 1: Write the proportion equation
2,416,790,648,419.20 : 3,335,154,128,381.10 = 1,319,373,258,175 : x - Step 2: Convert to fraction form
2,416,790,648,419.20/3,335,154,128,381.10 = 1,319,373,258,175/x - Step 3: Cross multiply
2,416,790,648,419.20x = 3,335,154,128,381.10 × 1,319,373,258,175 - Step 4: Simplify right side
2,416,790,648,419.20x = 4,400,313,168,877,974,370,385,920 - Step 5: Solve for x
x = 4,400,313,168,877,974,370,385,920/2,416,790,648,419.20 - Step 6: Final answer
x = 1,820,725,833,971.67
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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.