Finding the Fourth Proportional to 199,506,479.76, 275,509,105.92 and 188,637,331.68
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Solution
The fourth proportional to 199,506,479.76, 275,509,105.92 and 188,637,331.68 is: 260,499,321.41
Step by Step Solution
- Step 1: Write the proportion equation
199,506,479.76 : 275,509,105.92 = 188,637,331.68 : x - Step 2: Convert to fraction form
199,506,479.76/275,509,105.92 = 188,637,331.68/x - Step 3: Cross multiply
199,506,479.76x = 275,509,105.92 × 188,637,331.68 - Step 4: Simplify right side
199,506,479.76x = 51,971,302,594,291,296 - Step 5: Solve for x
x = 51,971,302,594,291,296/199,506,479.76 - Step 6: Final answer
x = 260,499,321.41
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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.