Finding the Fourth Proportional to 315,542,782.29, 473,365,033.47 and 97,193,022.81
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Solution
The fourth proportional to 315,542,782.29, 473,365,033.47 and 97,193,022.81 is: 145,805,200.05
Step by Step Solution
- Step 1: Write the proportion equation
315,542,782.29 : 473,365,033.47 = 97,193,022.81 : x - Step 2: Convert to fraction form
315,542,782.29/473,365,033.47 = 97,193,022.81/x - Step 3: Cross multiply
315,542,782.29x = 473,365,033.47 × 97,193,022.81 - Step 4: Simplify right side
315,542,782.29x = 46,007,778,495,506,128 - Step 5: Solve for x
x = 46,007,778,495,506,128/315,542,782.29 - Step 6: Final answer
x = 145,805,200.05
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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.