Finding the Fourth Proportional to 70,235,959,708.05, 96,925,696,130.71 and 38,121,328,483.21
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Solution
The fourth proportional to 70,235,959,708.05, 96,925,696,130.71 and 38,121,328,483.21 is: 52,607,472,241.03
Step by Step Solution
- Step 1: Write the proportion equation
70,235,959,708.05 : 96,925,696,130.71 = 38,121,328,483.21 : x - Step 2: Convert to fraction form
70,235,959,708.05/96,925,696,130.71 = 38,121,328,483.21/x - Step 3: Cross multiply
70,235,959,708.05x = 96,925,696,130.71 × 38,121,328,483.21 - Step 4: Simplify right side
70,235,959,708.05x = 3,694,936,300,663,132,389,376 - Step 5: Solve for x
x = 3,694,936,300,663,132,389,376/70,235,959,708.05 - Step 6: Final answer
x = 52,607,472,241.03
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1.5x scale
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.