Finding the Fourth Proportional to 111,355,406.71, 167,044,486.41 and 38,572,052.18
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Solution
The fourth proportional to 111,355,406.71, 167,044,486.41 and 38,572,052.18 is: 57,862,018.88
Step by Step Solution
- Step 1: Write the proportion equation
111,355,406.71 : 167,044,486.41 = 38,572,052.18 : x - Step 2: Convert to fraction form
111,355,406.71/167,044,486.41 = 38,572,052.18/x - Step 3: Cross multiply
111,355,406.71x = 167,044,486.41 × 38,572,052.18 - Step 4: Simplify right side
111,355,406.71x = 6,443,248,645,352,598 - Step 5: Solve for x
x = 6,443,248,645,352,598/111,355,406.71 - Step 6: Final answer
x = 57,862,018.88
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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.