Finding the Fourth Proportional to 283,795,671.98, 425,708,705.73 and 89,692,317.74
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Solution
The fourth proportional to 283,795,671.98, 425,708,705.73 and 89,692,317.74 is: 134,543,279.79
Step by Step Solution
- Step 1: Write the proportion equation
283,795,671.98 : 425,708,705.73 = 89,692,317.74 : x - Step 2: Convert to fraction form
283,795,671.98/425,708,705.73 = 89,692,317.74/x - Step 3: Cross multiply
283,795,671.98x = 425,708,705.73 × 89,692,317.74 - Step 4: Simplify right side
283,795,671.98x = 38,182,800,499,019,320 - Step 5: Solve for x
x = 38,182,800,499,019,320/283,795,671.98 - Step 6: Final answer
x = 134,543,279.79
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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.