Finding the Fourth Proportional to 2,783,988,683.14, 3,841,924,368.81 and 1,513,820,565.07
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Solution
The fourth proportional to 2,783,988,683.14, 3,841,924,368.81 and 1,513,820,565.07 is: 2,089,083,247.42
Step by Step Solution
- Step 1: Write the proportion equation
2,783,988,683.14 : 3,841,924,368.81 = 1,513,820,565.07 : x - Step 2: Convert to fraction form
2,783,988,683.14/3,841,924,368.81 = 1,513,820,565.07/x - Step 3: Cross multiply
2,783,988,683.14x = 3,841,924,368.81 × 1,513,820,565.07 - Step 4: Simplify right side
2,783,988,683.14x = 5,815,984,118,948,157,440 - Step 5: Solve for x
x = 5,815,984,118,948,157,440/2,783,988,683.14 - Step 6: Final answer
x = 2,089,083,247.42
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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.