Finding the Fourth Proportional to 113,862,038.40, 157,012,174.98 and 97,396,672.68
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Solution
The fourth proportional to 113,862,038.40, 157,012,174.98 and 97,396,672.68 is: 134,306,952.77
Step by Step Solution
- Step 1: Write the proportion equation
113,862,038.40 : 157,012,174.98 = 97,396,672.68 : x - Step 2: Convert to fraction form
113,862,038.40/157,012,174.98 = 97,396,672.68/x - Step 3: Cross multiply
113,862,038.40x = 157,012,174.98 × 97,396,672.68 - Step 4: Simplify right side
113,862,038.40x = 15,292,463,413,301,946 - Step 5: Solve for x
x = 15,292,463,413,301,946/113,862,038.40 - Step 6: Final answer
x = 134,306,952.77
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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.