Finding the Fourth Proportional to 1,566,655,503.44, 2,349,484,686.30 and 517,198,305.08
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Solution
The fourth proportional to 1,566,655,503.44, 2,349,484,686.30 and 517,198,305.08 is: 775,632,865.62
Step by Step Solution
- Step 1: Write the proportion equation
1,566,655,503.44 : 2,349,484,686.30 = 517,198,305.08 : x - Step 2: Convert to fraction form
1,566,655,503.44/2,349,484,686.30 = 517,198,305.08/x - Step 3: Cross multiply
1,566,655,503.44x = 2,349,484,686.30 × 517,198,305.08 - Step 4: Simplify right side
1,566,655,503.44x = 1,215,149,497,565,775,616 - Step 5: Solve for x
x = 1,215,149,497,565,775,616/1,566,655,503.44 - Step 6: Final answer
x = 775,632,865.62
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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.