Finding the Fourth Proportional to 528,869,267.73, 793,307,282.12 and 155,375,626.08
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Solution
The fourth proportional to 528,869,267.73, 793,307,282.12 and 155,375,626.08 is: 233,064,432.28
Step by Step Solution
- Step 1: Write the proportion equation
528,869,267.73 : 793,307,282.12 = 155,375,626.08 : x - Step 2: Convert to fraction form
528,869,267.73/793,307,282.12 = 155,375,626.08/x - Step 3: Cross multiply
528,869,267.73x = 793,307,282.12 × 155,375,626.08 - Step 4: Simplify right side
528,869,267.73x = 123,260,615,635,380,656 - Step 5: Solve for x
x = 123,260,615,635,380,656/528,869,267.73 - Step 6: Final answer
x = 233,064,432.28
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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.