Finding the Fourth Proportional to 134,328,280.90, 201,492,421.35 and 49,216,677.70
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Solution
The fourth proportional to 134,328,280.90, 201,492,421.35 and 49,216,677.70 is: 73,825,016.55
Step by Step Solution
- Step 1: Write the proportion equation
134,328,280.90 : 201,492,421.35 = 49,216,677.70 : x - Step 2: Convert to fraction form
134,328,280.90/201,492,421.35 = 49,216,677.70/x - Step 3: Cross multiply
134,328,280.90x = 201,492,421.35 × 49,216,677.70 - Step 4: Simplify right side
134,328,280.90x = 9,916,787,560,575,550 - Step 5: Solve for x
x = 9,916,787,560,575,550/134,328,280.90 - Step 6: Final answer
x = 73,825,016.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.