Finding the Fourth Proportional to 830,912,557,864.08, 1,244,745,649,682.70 and 572,417,648,974.20
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Solution
The fourth proportional to 830,912,557,864.08, 1,244,745,649,682.70 and 572,417,648,974.20 is: 857,508,255,975.58
Step by Step Solution
- Step 1: Write the proportion equation
830,912,557,864.08 : 1,244,745,649,682.70 = 572,417,648,974.20 : x - Step 2: Convert to fraction form
830,912,557,864.08/1,244,745,649,682.70 = 572,417,648,974.20/x - Step 3: Cross multiply
830,912,557,864.08x = 1,244,745,649,682.70 × 572,417,648,974.20 - Step 4: Simplify right side
830,912,557,864.08x = 712,514,378,362,234,171,555,840 - Step 5: Solve for x
x = 712,514,378,362,234,171,555,840/830,912,557,864.08 - Step 6: Final answer
x = 857,508,255,975.58
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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.