Finding the Fourth Proportional to 229,908,558.55, 317,688,830.52 and 163,714,135.96
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Solution
The fourth proportional to 229,908,558.55, 317,688,830.52 and 163,714,135.96 is: 226,221,036.40
Step by Step Solution
- Step 1: Write the proportion equation
229,908,558.55 : 317,688,830.52 = 163,714,135.96 : x - Step 2: Convert to fraction form
229,908,558.55/317,688,830.52 = 163,714,135.96/x - Step 3: Cross multiply
229,908,558.55x = 317,688,830.52 × 163,714,135.96 - Step 4: Simplify right side
229,908,558.55x = 52,010,152,391,179,312 - Step 5: Solve for x
x = 52,010,152,391,179,312/229,908,558.55 - Step 6: Final answer
x = 226,221,036.40
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.