Finding the Fourth Proportional to 3,911,503,482.06, 5,867,291,541.57 and 1,113,471,927.90
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Solution
The fourth proportional to 3,911,503,482.06, 5,867,291,541.57 and 1,113,471,927.90 is: 1,670,218,230.49
Step by Step Solution
- Step 1: Write the proportion equation
3,911,503,482.06 : 5,867,291,541.57 = 1,113,471,927.90 : x - Step 2: Convert to fraction form
3,911,503,482.06/5,867,291,541.57 = 1,113,471,927.90/x - Step 3: Cross multiply
3,911,503,482.06x = 5,867,291,541.57 × 1,113,471,927.90 - Step 4: Simplify right side
3,911,503,482.06x = 6,533,064,424,343,311,360 - Step 5: Solve for x
x = 6,533,064,424,343,311,360/3,911,503,482.06 - Step 6: Final answer
x = 1,670,218,230.49
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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.