Finding the Fourth Proportional to 773,429,188.24, 1,067,358,060.80 and 434,397,409.12
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Solution
The fourth proportional to 773,429,188.24, 1,067,358,060.80 and 434,397,409.12 is: 599,482,904.53
Step by Step Solution
- Step 1: Write the proportion equation
773,429,188.24 : 1,067,358,060.80 = 434,397,409.12 : x - Step 2: Convert to fraction form
773,429,188.24/1,067,358,060.80 = 434,397,409.12/x - Step 3: Cross multiply
773,429,188.24x = 1,067,358,060.80 × 434,397,409.12 - Step 4: Simplify right side
773,429,188.24x = 463,657,576,214,867,392 - Step 5: Solve for x
x = 463,657,576,214,867,392/773,429,188.24 - Step 6: Final answer
x = 599,482,904.53
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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.