Finding the Fourth Proportional to 423,557,204.04, 635,336,303.94 and 132,425,852.76
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Solution
The fourth proportional to 423,557,204.04, 635,336,303.94 and 132,425,852.76 is: 198,638,934.80
Step by Step Solution
- Step 1: Write the proportion equation
423,557,204.04 : 635,336,303.94 = 132,425,852.76 : x - Step 2: Convert to fraction form
423,557,204.04/635,336,303.94 = 132,425,852.76/x - Step 3: Cross multiply
423,557,204.04x = 635,336,303.94 × 132,425,852.76 - Step 4: Simplify right side
423,557,204.04x = 84,134,951,838,641,056 - Step 5: Solve for x
x = 84,134,951,838,641,056/423,557,204.04 - Step 6: Final answer
x = 198,638,934.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.