Finding the Fourth Proportional to 913,473,303.49, 1,260,449,169.17 and 532,058,110.75
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Solution
The fourth proportional to 913,473,303.49, 1,260,449,169.17 and 532,058,110.75 is: 734,156,325.19
Step by Step Solution
- Step 1: Write the proportion equation
913,473,303.49 : 1,260,449,169.17 = 532,058,110.75 : x - Step 2: Convert to fraction form
913,473,303.49/1,260,449,169.17 = 532,058,110.75/x - Step 3: Cross multiply
913,473,303.49x = 1,260,449,169.17 × 532,058,110.75 - Step 4: Simplify right side
913,473,303.49x = 670,632,203,643,176,320 - Step 5: Solve for x
x = 670,632,203,643,176,320/913,473,303.49 - Step 6: Final answer
x = 734,156,325.19
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1.5x scale
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.