Finding the Fourth Proportional to 97,438,088.28, 146,189,762.34 and 31,862,250.12
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Solution
The fourth proportional to 97,438,088.28, 146,189,762.34 and 31,862,250.12 is: 47,804,045.16
Step by Step Solution
- Step 1: Write the proportion equation
97,438,088.28 : 146,189,762.34 = 31,862,250.12 : x - Step 2: Convert to fraction form
97,438,088.28/146,189,762.34 = 31,862,250.12/x - Step 3: Cross multiply
97,438,088.28x = 146,189,762.34 × 31,862,250.12 - Step 4: Simplify right side
97,438,088.28x = 4,657,934,772,660,437 - Step 5: Solve for x
x = 4,657,934,772,660,437/97,438,088.28 - Step 6: Final answer
x = 47,804,045.16
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.