Finding the Fourth Proportional to 292,365,683.15, 438,549,272.35 and 74,016,048.58
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Solution
The fourth proportional to 292,365,683.15, 438,549,272.35 and 74,016,048.58 is: 111,024,262.14
Step by Step Solution
- Step 1: Write the proportion equation
292,365,683.15 : 438,549,272.35 = 74,016,048.58 : x - Step 2: Convert to fraction form
292,365,683.15/438,549,272.35 = 74,016,048.58/x - Step 3: Cross multiply
292,365,683.15x = 438,549,272.35 × 74,016,048.58 - Step 4: Simplify right side
292,365,683.15x = 32,459,684,245,699,840 - Step 5: Solve for x
x = 32,459,684,245,699,840/292,365,683.15 - Step 6: Final answer
x = 111,024,262.14
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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.