Finding the Fourth Proportional to 88,358,793,077.54, 121,935,506,835.05 and 49,778,175,876.68
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Solution
The fourth proportional to 88,358,793,077.54, 121,935,506,835.05 and 49,778,175,876.68 is: 68,694,092,499.89
Step by Step Solution
- Step 1: Write the proportion equation
88,358,793,077.54 : 121,935,506,835.05 = 49,778,175,876.68 : x - Step 2: Convert to fraction form
88,358,793,077.54/121,935,506,835.05 = 49,778,175,876.68/x - Step 3: Cross multiply
88,358,793,077.54x = 121,935,506,835.05 × 49,778,175,876.68 - Step 4: Simplify right side
88,358,793,077.54x = 6,069,727,104,847,235,252,224 - Step 5: Solve for x
x = 6,069,727,104,847,235,252,224/88,358,793,077.54 - Step 6: Final answer
x = 68,694,092,499.89
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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.