Finding the Fourth Proportional to 160,272,483.94, 240,347,442.12 and 87,450,341.68
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Solution
The fourth proportional to 160,272,483.94, 240,347,442.12 and 87,450,341.68 is: 131,142,073.91
Step by Step Solution
- Step 1: Write the proportion equation
160,272,483.94 : 240,347,442.12 = 87,450,341.68 : x - Step 2: Convert to fraction form
160,272,483.94/240,347,442.12 = 87,450,341.68/x - Step 3: Cross multiply
160,272,483.94x = 240,347,442.12 × 87,450,341.68 - Step 4: Simplify right side
160,272,483.94x = 21,018,465,935,308,024 - Step 5: Solve for x
x = 21,018,465,935,308,024/160,272,483.94 - Step 6: Final answer
x = 131,142,073.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.