Finding the Fourth Proportional to 734,085,601.70, 1,101,128,402.55 and 705,868,052.90
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Solution
The fourth proportional to 734,085,601.70, 1,101,128,402.55 and 705,868,052.90 is: 1,058,802,079.35
Step by Step Solution
- Step 1: Write the proportion equation
734,085,601.70 : 1,101,128,402.55 = 705,868,052.90 : x - Step 2: Convert to fraction form
734,085,601.70/1,101,128,402.55 = 705,868,052.90/x - Step 3: Cross multiply
734,085,601.70x = 1,101,128,402.55 × 705,868,052.90 - Step 4: Simplify right side
734,085,601.70x = 777,251,361,500,855,808 - Step 5: Solve for x
x = 777,251,361,500,855,808/734,085,601.70 - Step 6: Final answer
x = 1,058,802,079.35
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.