Finding the Fourth Proportional to 238,176,991.08, 357,315,079.68 and 74,408,132.52
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Solution
The fourth proportional to 238,176,991.08, 357,315,079.68 and 74,408,132.52 is: 111,627,691.99
Step by Step Solution
- Step 1: Write the proportion equation
238,176,991.08 : 357,315,079.68 = 74,408,132.52 : x - Step 2: Convert to fraction form
238,176,991.08/357,315,079.68 = 74,408,132.52/x - Step 3: Cross multiply
238,176,991.08x = 357,315,079.68 × 74,408,132.52 - Step 4: Simplify right side
238,176,991.08x = 26,587,147,800,223,800 - Step 5: Solve for x
x = 26,587,147,800,223,800/238,176,991.08 - Step 6: Final answer
x = 111,627,691.99
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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.