Finding the Fourth Proportional to 1,303,058,150.94, 1,798,207,473.09 and 708,307,248.94
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Solution
The fourth proportional to 1,303,058,150.94, 1,798,207,473.09 and 708,307,248.94 is: 977,457,059.28
Step by Step Solution
- Step 1: Write the proportion equation
1,303,058,150.94 : 1,798,207,473.09 = 708,307,248.94 : x - Step 2: Convert to fraction form
1,303,058,150.94/1,798,207,473.09 = 708,307,248.94/x - Step 3: Cross multiply
1,303,058,150.94x = 1,798,207,473.09 × 708,307,248.94 - Step 4: Simplify right side
1,303,058,150.94x = 1,273,683,388,287,727,104 - Step 5: Solve for x
x = 1,273,683,388,287,727,104/1,303,058,150.94 - Step 6: Final answer
x = 977,457,059.28
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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.