Finding the Fourth Proportional to 283,664,650.76, 425,509,720.68 and 86,913,649.52
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Solution
The fourth proportional to 283,664,650.76, 425,509,720.68 and 86,913,649.52 is: 130,374,379.15
Step by Step Solution
- Step 1: Write the proportion equation
283,664,650.76 : 425,509,720.68 = 86,913,649.52 : x - Step 2: Convert to fraction form
283,664,650.76/425,509,720.68 = 86,913,649.52/x - Step 3: Cross multiply
283,664,650.76x = 425,509,720.68 × 86,913,649.52 - Step 4: Simplify right side
283,664,650.76x = 36,982,602,730,534,616 - Step 5: Solve for x
x = 36,982,602,730,534,616/283,664,650.76 - Step 6: Final answer
x = 130,374,379.15
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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.