Finding the Fourth Proportional to 171,281,059.04, 236,368,121.20 and 92,964,641.12
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Solution
The fourth proportional to 171,281,059.04, 236,368,121.20 and 92,964,641.12 is: 128,291,345.71
Step by Step Solution
- Step 1: Write the proportion equation
171,281,059.04 : 236,368,121.20 = 92,964,641.12 : x - Step 2: Convert to fraction form
171,281,059.04/236,368,121.20 = 92,964,641.12/x - Step 3: Cross multiply
171,281,059.04x = 236,368,121.20 × 92,964,641.12 - Step 4: Simplify right side
171,281,059.04x = 21,973,877,559,566,664 - Step 5: Solve for x
x = 21,973,877,559,566,664/171,281,059.04 - Step 6: Final answer
x = 128,291,345.71
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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.