Finding the Fourth Proportional to 436,355,483.96, 602,183,284.81 and 238,129,746.84
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Solution
The fourth proportional to 436,355,483.96, 602,183,284.81 and 238,129,746.84 is: 328,625,990.58
Step by Step Solution
- Step 1: Write the proportion equation
436,355,483.96 : 602,183,284.81 = 238,129,746.84 : x - Step 2: Convert to fraction form
436,355,483.96/602,183,284.81 = 238,129,746.84/x - Step 3: Cross multiply
436,355,483.96x = 602,183,284.81 × 238,129,746.84 - Step 4: Simplify right side
436,355,483.96x = 143,397,753,162,489,600 - Step 5: Solve for x
x = 143,397,753,162,489,600/436,355,483.96 - Step 6: Final answer
x = 328,625,990.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.