Finding the Fourth Proportional to 586,834,221.80, 880,251,332.70 and 314,736,429.80
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Solution
The fourth proportional to 586,834,221.80, 880,251,332.70 and 314,736,429.80 is: 472,104,644.70
Step by Step Solution
- Step 1: Write the proportion equation
586,834,221.80 : 880,251,332.70 = 314,736,429.80 : x - Step 2: Convert to fraction form
586,834,221.80/880,251,332.70 = 314,736,429.80/x - Step 3: Cross multiply
586,834,221.80x = 880,251,332.70 × 314,736,429.80 - Step 4: Simplify right side
586,834,221.80x = 277,047,161,780,690,016 - Step 5: Solve for x
x = 277,047,161,780,690,016/586,834,221.80 - Step 6: Final answer
x = 472,104,644.70
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1.5x scale
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.