Finding the Fourth Proportional to 331,257,078, 457,132,721.58 and 180,549,562.98
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Solution
The fourth proportional to 331,257,078, 457,132,721.58 and 180,549,562.98 is: 249,157,281.72
Step by Step Solution
- Step 1: Write the proportion equation
331,257,078 : 457,132,721.58 = 180,549,562.98 : x - Step 2: Convert to fraction form
331,257,078/457,132,721.58 = 180,549,562.98/x - Step 3: Cross multiply
331,257,078x = 457,132,721.58 × 180,549,562.98 - Step 4: Simplify right side
331,257,078x = 82,535,113,105,127,008 - Step 5: Solve for x
x = 82,535,113,105,127,008/331,257,078 - Step 6: Final answer
x = 249,157,281.72
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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.