Finding the Fourth Proportional to 963,287,953.28, 1,329,336,342.72 and 523,255,134.08
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Solution
The fourth proportional to 963,287,953.28, 1,329,336,342.72 and 523,255,134.08 is: 722,091,524.01
Step by Step Solution
- Step 1: Write the proportion equation
963,287,953.28 : 1,329,336,342.72 = 523,255,134.08 : x - Step 2: Convert to fraction form
963,287,953.28/1,329,336,342.72 = 523,255,134.08/x - Step 3: Cross multiply
963,287,953.28x = 1,329,336,342.72 × 523,255,134.08 - Step 4: Simplify right side
963,287,953.28x = 695,582,066,247,370,368 - Step 5: Solve for x
x = 695,582,066,247,370,368/963,287,953.28 - Step 6: Final answer
x = 722,091,524.01
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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.