Finding the Fourth Proportional to 95,402,292.80, 143,103,439.20 and 65,169,204.80
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Solution
The fourth proportional to 95,402,292.80, 143,103,439.20 and 65,169,204.80 is: 97,753,807.20
Step by Step Solution
- Step 1: Write the proportion equation
95,402,292.80 : 143,103,439.20 = 65,169,204.80 : x - Step 2: Convert to fraction form
95,402,292.80/143,103,439.20 = 65,169,204.80/x - Step 3: Cross multiply
95,402,292.80x = 143,103,439.20 × 65,169,204.80 - Step 4: Simplify right side
95,402,292.80x = 9,325,937,336,809,146 - Step 5: Solve for x
x = 9,325,937,336,809,146/95,402,292.80 - Step 6: Final answer
x = 97,753,807.20
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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.