Finding the Fourth Proportional to 292,214,740.66, 403,251,357.87 and 158,251,568.74
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Solution
The fourth proportional to 292,214,740.66, 403,251,357.87 and 158,251,568.74 is: 218,384,465.60
Step by Step Solution
- Step 1: Write the proportion equation
292,214,740.66 : 403,251,357.87 = 158,251,568.74 : x - Step 2: Convert to fraction form
292,214,740.66/403,251,357.87 = 158,251,568.74/x - Step 3: Cross multiply
292,214,740.66x = 403,251,357.87 × 158,251,568.74 - Step 4: Simplify right side
292,214,740.66x = 63,815,159,979,462,648 - Step 5: Solve for x
x = 63,815,159,979,462,648/292,214,740.66 - Step 6: Final answer
x = 218,384,465.60
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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.