Finding the Fourth Proportional to 68,024,585,220.30, 102,036,877,830.45 and 46,719,328,106.70
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Solution
The fourth proportional to 68,024,585,220.30, 102,036,877,830.45 and 46,719,328,106.70 is: 70,078,992,160.05
Step by Step Solution
- Step 1: Write the proportion equation
68,024,585,220.30 : 102,036,877,830.45 = 46,719,328,106.70 : x - Step 2: Convert to fraction form
68,024,585,220.30/102,036,877,830.45 = 46,719,328,106.70/x - Step 3: Cross multiply
68,024,585,220.30x = 102,036,877,830.45 × 46,719,328,106.70 - Step 4: Simplify right side
68,024,585,220.30x = 4,767,094,374,344,056,373,248 - Step 5: Solve for x
x = 4,767,094,374,344,056,373,248/68,024,585,220.30 - Step 6: Final answer
x = 70,078,992,160.05
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1.5x scale
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.