Finding the Fourth Proportional to 354,828,051.20, 532,319,491.20 and 201,547,539.20
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Solution
The fourth proportional to 354,828,051.20, 532,319,491.20 and 201,547,539.20 is: 302,365,281.32
Step by Step Solution
- Step 1: Write the proportion equation
354,828,051.20 : 532,319,491.20 = 201,547,539.20 : x - Step 2: Convert to fraction form
354,828,051.20/532,319,491.20 = 201,547,539.20/x - Step 3: Cross multiply
354,828,051.20x = 532,319,491.20 × 201,547,539.20 - Step 4: Simplify right side
354,828,051.20x = 107,287,683,519,556,048 - Step 5: Solve for x
x = 107,287,683,519,556,048/354,828,051.20 - Step 6: Final answer
x = 302,365,281.32
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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.