Finding the Fourth Proportional to 88,270,118,648.70, 121,882,170,106.71 and 71,068,329,829.50
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Solution
The fourth proportional to 88,270,118,648.70, 121,882,170,106.71 and 71,068,329,829.50 is: 98,130,175,852.06
Step by Step Solution
- Step 1: Write the proportion equation
88,270,118,648.70 : 121,882,170,106.71 = 71,068,329,829.50 : x - Step 2: Convert to fraction form
88,270,118,648.70/121,882,170,106.71 = 71,068,329,829.50/x - Step 3: Cross multiply
88,270,118,648.70x = 121,882,170,106.71 × 71,068,329,829.50 - Step 4: Simplify right side
88,270,118,648.70x = 8,661,962,265,478,892,093,440 - Step 5: Solve for x
x = 8,661,962,265,478,892,093,440/88,270,118,648.70 - Step 6: Final answer
x = 98,130,175,852.06
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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.