Finding the Fourth Proportional to 1,335,528,030.45, 2,003,292,045.68 and 1,192,676,689.65
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Solution
The fourth proportional to 1,335,528,030.45, 2,003,292,045.68 and 1,192,676,689.65 is: 1,789,015,034.48
Step by Step Solution
- Step 1: Write the proportion equation
1,335,528,030.45 : 2,003,292,045.68 = 1,192,676,689.65 : x - Step 2: Convert to fraction form
1,335,528,030.45/2,003,292,045.68 = 1,192,676,689.65/x - Step 3: Cross multiply
1,335,528,030.45x = 2,003,292,045.68 × 1,192,676,689.65 - Step 4: Simplify right side
1,335,528,030.45x = 2,389,279,725,437,835,776 - Step 5: Solve for x
x = 2,389,279,725,437,835,776/1,335,528,030.45 - Step 6: Final answer
x = 1,789,015,034.48
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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.