Finding the Fourth Proportional to 51,249,735,364.80, 76,874,603,047.20 and 40,242,203,947.20
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Solution
The fourth proportional to 51,249,735,364.80, 76,874,603,047.20 and 40,242,203,947.20 is: 60,363,305,920.80
Step by Step Solution
- Step 1: Write the proportion equation
51,249,735,364.80 : 76,874,603,047.20 = 40,242,203,947.20 : x - Step 2: Convert to fraction form
51,249,735,364.80/76,874,603,047.20 = 40,242,203,947.20/x - Step 3: Cross multiply
51,249,735,364.80x = 76,874,603,047.20 × 40,242,203,947.20 - Step 4: Simplify right side
51,249,735,364.80x = 3,093,603,454,185,464,397,824 - Step 5: Solve for x
x = 3,093,603,454,185,464,397,824/51,249,735,364.80 - Step 6: Final answer
x = 60,363,305,920.80
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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.