Finding the Fourth Proportional to 2,216,885,048.43, 3,059,309,474.40 and 1,199,610,483.99
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Solution
The fourth proportional to 2,216,885,048.43, 3,059,309,474.40 and 1,199,610,483.99 is: 1,655,466,855.11
Step by Step Solution
- Step 1: Write the proportion equation
2,216,885,048.43 : 3,059,309,474.40 = 1,199,610,483.99 : x - Step 2: Convert to fraction form
2,216,885,048.43/3,059,309,474.40 = 1,199,610,483.99/x - Step 3: Cross multiply
2,216,885,048.43x = 3,059,309,474.40 × 1,199,610,483.99 - Step 4: Simplify right side
2,216,885,048.43x = 3,669,979,719,260,176,896 - Step 5: Solve for x
x = 3,669,979,719,260,176,896/2,216,885,048.43 - Step 6: Final answer
x = 1,655,466,855.11
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.