Finding the Fourth Proportional to 4,187,493,766.76, 5,778,723,935.97 and 2,307,894,564.74
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Solution
The fourth proportional to 4,187,493,766.76, 5,778,723,935.97 and 2,307,894,564.74 is: 3,184,884,875.25
Step by Step Solution
- Step 1: Write the proportion equation
4,187,493,766.76 : 5,778,723,935.97 = 2,307,894,564.74 : x - Step 2: Convert to fraction form
4,187,493,766.76/5,778,723,935.97 = 2,307,894,564.74/x - Step 3: Cross multiply
4,187,493,766.76x = 5,778,723,935.97 × 2,307,894,564.74 - Step 4: Simplify right side
4,187,493,766.76x = 13,336,685,562,929,211,392 - Step 5: Solve for x
x = 13,336,685,562,929,211,392/4,187,493,766.76 - Step 6: Final answer
x = 3,184,884,875.25
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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.