Finding the Fourth Proportional to 1,303,058,148.94, 1,798,207,470.33 and 708,307,246.94
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Solution
The fourth proportional to 1,303,058,148.94, 1,798,207,470.33 and 708,307,246.94 is: 977,457,056.52
Step by Step Solution
- Step 1: Write the proportion equation
1,303,058,148.94 : 1,798,207,470.33 = 708,307,246.94 : x - Step 2: Convert to fraction form
1,303,058,148.94/1,798,207,470.33 = 708,307,246.94/x - Step 3: Cross multiply
1,303,058,148.94x = 1,798,207,470.33 × 708,307,246.94 - Step 4: Simplify right side
1,303,058,148.94x = 1,273,683,382,736,384,000 - Step 5: Solve for x
x = 1,273,683,382,736,384,000/1,303,058,148.94 - Step 6: Final answer
x = 977,457,056.52
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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.