Finding the Fourth Proportional to 5,653,720,848.20, 8,484,455,082.53 and 1,973,226,201.80
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Solution
The fourth proportional to 5,653,720,848.20, 8,484,455,082.53 and 1,973,226,201.80 is: 2,961,191,315.65
Step by Step Solution
- Step 1: Write the proportion equation
5,653,720,848.20 : 8,484,455,082.53 = 1,973,226,201.80 : x - Step 2: Convert to fraction form
5,653,720,848.20/8,484,455,082.53 = 1,973,226,201.80/x - Step 3: Cross multiply
5,653,720,848.20x = 8,484,455,082.53 × 1,973,226,201.80 - Step 4: Simplify right side
5,653,720,848.20x = 16,741,749,076,805,890,048 - Step 5: Solve for x
x = 16,741,749,076,805,890,048/5,653,720,848.20 - Step 6: Final answer
x = 2,961,191,315.65
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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.