Finding the Fourth Proportional to 5,576,661,737.60, 8,364,992,606.40 and 4,974,687,363.20
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Solution
The fourth proportional to 5,576,661,737.60, 8,364,992,606.40 and 4,974,687,363.20 is: 7,462,031,044.80
Step by Step Solution
- Step 1: Write the proportion equation
5,576,661,737.60 : 8,364,992,606.40 = 4,974,687,363.20 : x - Step 2: Convert to fraction form
5,576,661,737.60/8,364,992,606.40 = 4,974,687,363.20/x - Step 3: Cross multiply
5,576,661,737.60x = 8,364,992,606.40 × 4,974,687,363.20 - Step 4: Simplify right side
5,576,661,737.60x = 41,613,223,012,319,510,528 - Step 5: Solve for x
x = 41,613,223,012,319,510,528/5,576,661,737.60 - Step 6: Final answer
x = 7,462,031,044.80
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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.