Finding the Fourth Proportional to 4,758,268,807.77, 6,566,588,167.67 and 2,853,340,423.75
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Solution
The fourth proportional to 4,758,268,807.77, 6,566,588,167.67 and 2,853,340,423.75 is: 3,937,716,052.18
Step by Step Solution
- Step 1: Write the proportion equation
4,758,268,807.77 : 6,566,588,167.67 = 2,853,340,423.75 : x - Step 2: Convert to fraction form
4,758,268,807.77/6,566,588,167.67 = 2,853,340,423.75/x - Step 3: Cross multiply
4,758,268,807.77x = 6,566,588,167.67 × 2,853,340,423.75 - Step 4: Simplify right side
4,758,268,807.77x = 18,736,711,464,931,254,272 - Step 5: Solve for x
x = 18,736,711,464,931,254,272/4,758,268,807.77 - Step 6: Final answer
x = 3,937,716,052.18
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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.