Finding the Fourth Proportional to 364,879,461.08, 503,533,497.18 and 197,615,729.96
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Solution
The fourth proportional to 364,879,461.08, 503,533,497.18 and 197,615,729.96 is: 272,709,621.17
Step by Step Solution
- Step 1: Write the proportion equation
364,879,461.08 : 503,533,497.18 = 197,615,729.96 : x - Step 2: Convert to fraction form
364,879,461.08/503,533,497.18 = 197,615,729.96/x - Step 3: Cross multiply
364,879,461.08x = 503,533,497.18 × 197,615,729.96 - Step 4: Simplify right side
364,879,461.08x = 99,506,139,604,537,312 - Step 5: Solve for x
x = 99,506,139,604,537,312/364,879,461.08 - Step 6: Final answer
x = 272,709,621.17
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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.