Finding the Fourth Proportional to 113,130,959.95, 169,564,826.20 and 64,642,807.99
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Solution
The fourth proportional to 113,130,959.95, 169,564,826.20 and 64,642,807.99 is: 96,889,008.16
Step by Step Solution
- Step 1: Write the proportion equation
113,130,959.95 : 169,564,826.20 = 64,642,807.99 : x - Step 2: Convert to fraction form
113,130,959.95/169,564,826.20 = 64,642,807.99/x - Step 3: Cross multiply
113,130,959.95x = 169,564,826.20 × 64,642,807.99 - Step 4: Simplify right side
113,130,959.95x = 10,961,146,500,733,282 - Step 5: Solve for x
x = 10,961,146,500,733,282/113,130,959.95 - Step 6: Final answer
x = 96,889,008.16
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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.