Finding the Fourth Proportional to 106,863,031.99, 147,471,268.04 and 57,970,459.99
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Solution
The fourth proportional to 106,863,031.99, 147,471,268.04 and 57,970,459.99 is: 79,999,388.79
Step by Step Solution
- Step 1: Write the proportion equation
106,863,031.99 : 147,471,268.04 = 57,970,459.99 : x - Step 2: Convert to fraction form
106,863,031.99/147,471,268.04 = 57,970,459.99/x - Step 3: Cross multiply
106,863,031.99x = 147,471,268.04 × 57,970,459.99 - Step 4: Simplify right side
106,863,031.99x = 8,548,977,243,699,261 - Step 5: Solve for x
x = 8,548,977,243,699,261/106,863,031.99 - Step 6: Final answer
x = 79,999,388.79
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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.