Finding the Fourth Proportional to 7,757,472,653.01, 11,636,209,133.46 and 1,862,031,889.92
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Solution
The fourth proportional to 7,757,472,653.01, 11,636,209,133.46 and 1,862,031,889.92 is: 2,793,047,871.83
Step by Step Solution
- Step 1: Write the proportion equation
7,757,472,653.01 : 11,636,209,133.46 = 1,862,031,889.92 : x - Step 2: Convert to fraction form
7,757,472,653.01/11,636,209,133.46 = 1,862,031,889.92/x - Step 3: Cross multiply
7,757,472,653.01x = 11,636,209,133.46 × 1,862,031,889.92 - Step 4: Simplify right side
7,757,472,653.01x = 21,666,992,484,280,889,344 - Step 5: Solve for x
x = 21,666,992,484,280,889,344/7,757,472,653.01 - Step 6: Final answer
x = 2,793,047,871.83
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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.