Finding the Fourth Proportional to 113,130,961.08, 169,564,827.88 and 64,642,809.12
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Solution
The fourth proportional to 113,130,961.08, 169,564,827.88 and 64,642,809.12 is: 96,889,009.85
Step by Step Solution
- Step 1: Write the proportion equation
113,130,961.08 : 169,564,827.88 = 64,642,809.12 : x - Step 2: Convert to fraction form
113,130,961.08/169,564,827.88 = 64,642,809.12/x - Step 3: Cross multiply
113,130,961.08x = 169,564,827.88 × 64,642,809.12 - Step 4: Simplify right side
113,130,961.08x = 10,961,146,802,112,494 - Step 5: Solve for x
x = 10,961,146,802,112,494/113,130,961.08 - Step 6: Final answer
x = 96,889,009.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.