Finding the Fourth Proportional to 660,563,894.95, 991,232,216.57 and 246,326,893.09
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Solution
The fourth proportional to 660,563,894.95, 991,232,216.57 and 246,326,893.09 is: 369,634,420.08
Step by Step Solution
- Step 1: Write the proportion equation
660,563,894.95 : 991,232,216.57 = 246,326,893.09 : x - Step 2: Convert to fraction form
660,563,894.95/991,232,216.57 = 246,326,893.09/x - Step 3: Cross multiply
660,563,894.95x = 991,232,216.57 × 246,326,893.09 - Step 4: Simplify right side
660,563,894.95x = 244,167,152,236,539,872 - Step 5: Solve for x
x = 244,167,152,236,539,872/660,563,894.95 - Step 6: Final answer
x = 369,634,420.08
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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.