Finding the Fourth Proportional to 464,873,603.94, 641,554,587.54 and 256,029,691.23
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Solution
The fourth proportional to 464,873,603.94, 641,554,587.54 and 256,029,691.23 is: 353,336,953.45
Step by Step Solution
- Step 1: Write the proportion equation
464,873,603.94 : 641,554,587.54 = 256,029,691.23 : x - Step 2: Convert to fraction form
464,873,603.94/641,554,587.54 = 256,029,691.23/x - Step 3: Cross multiply
464,873,603.94x = 641,554,587.54 × 256,029,691.23 - Step 4: Simplify right side
464,873,603.94x = 164,257,022,955,056,192 - Step 5: Solve for x
x = 164,257,022,955,056,192/464,873,603.94 - Step 6: Final answer
x = 353,336,953.45
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.