Finding the Fourth Proportional to 1,873,934,751.70, 2,586,030,202.56 and 1,038,613,250.98
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Solution
The fourth proportional to 1,873,934,751.70, 2,586,030,202.56 and 1,038,613,250.98 is: 1,433,286,422.26
Step by Step Solution
- Step 1: Write the proportion equation
1,873,934,751.70 : 2,586,030,202.56 = 1,038,613,250.98 : x - Step 2: Convert to fraction form
1,873,934,751.70/2,586,030,202.56 = 1,038,613,250.98/x - Step 3: Cross multiply
1,873,934,751.70x = 2,586,030,202.56 × 1,038,613,250.98 - Step 4: Simplify right side
1,873,934,751.70x = 2,685,885,235,813,309,440 - Step 5: Solve for x
x = 2,685,885,235,813,309,440/1,873,934,751.70 - Step 6: Final answer
x = 1,433,286,422.26
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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.