Finding the Fourth Proportional to 4,239,205,932.94, 6,358,807,402.76 and 1,133,707,863.20
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Solution
The fourth proportional to 4,239,205,932.94, 6,358,807,402.76 and 1,133,707,863.20 is: 1,700,561,394.55
Step by Step Solution
- Step 1: Write the proportion equation
4,239,205,932.94 : 6,358,807,402.76 = 1,133,707,863.20 : x - Step 2: Convert to fraction form
4,239,205,932.94/6,358,807,402.76 = 1,133,707,863.20/x - Step 3: Cross multiply
4,239,205,932.94x = 6,358,807,402.76 × 1,133,707,863.20 - Step 4: Simplify right side
4,239,205,932.94x = 7,209,029,953,077,712,896 - Step 5: Solve for x
x = 7,209,029,953,077,712,896/4,239,205,932.94 - Step 6: Final answer
x = 1,700,561,394.55
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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.