Finding the Fourth Proportional to 283,554,587.80, 425,331,881.70 and 162,286,312.60
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Solution
The fourth proportional to 283,554,587.80, 425,331,881.70 and 162,286,312.60 is: 243,429,468.90
Step by Step Solution
- Step 1: Write the proportion equation
283,554,587.80 : 425,331,881.70 = 162,286,312.60 : x - Step 2: Convert to fraction form
283,554,587.80/425,331,881.70 = 162,286,312.60/x - Step 3: Cross multiply
283,554,587.80x = 425,331,881.70 × 162,286,312.60 - Step 4: Simplify right side
283,554,587.80x = 69,025,542,712,312,416 - Step 5: Solve for x
x = 69,025,542,712,312,416/283,554,587.80 - Step 6: Final answer
x = 243,429,468.90
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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.