Finding the Fourth Proportional to 85,357,970.60, 117,793,990.66 and 46,199,740.48
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Solution
The fourth proportional to 85,357,970.60, 117,793,990.66 and 46,199,740.48 is: 63,755,637.12
Step by Step Solution
- Step 1: Write the proportion equation
85,357,970.60 : 117,793,990.66 = 46,199,740.48 : x - Step 2: Convert to fraction form
85,357,970.60/117,793,990.66 = 46,199,740.48/x - Step 3: Cross multiply
85,357,970.60x = 117,793,990.66 × 46,199,740.48 - Step 4: Simplify right side
85,357,970.60x = 5,442,051,798,595,543 - Step 5: Solve for x
x = 5,442,051,798,595,543/85,357,970.60 - Step 6: Final answer
x = 63,755,637.12
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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.