Finding the Fourth Proportional to 3,911,503,479.06, 5,867,291,537.07 and 1,113,471,924.90
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Solution
The fourth proportional to 3,911,503,479.06, 5,867,291,537.07 and 1,113,471,924.90 is: 1,670,218,225.98
Step by Step Solution
- Step 1: Write the proportion equation
3,911,503,479.06 : 5,867,291,537.07 = 1,113,471,924.90 : x - Step 2: Convert to fraction form
3,911,503,479.06/5,867,291,537.07 = 1,113,471,924.90/x - Step 3: Cross multiply
3,911,503,479.06x = 5,867,291,537.07 × 1,113,471,924.90 - Step 4: Simplify right side
3,911,503,479.06x = 6,533,064,401,711,219,712 - Step 5: Solve for x
x = 6,533,064,401,711,219,712/3,911,503,479.06 - Step 6: Final answer
x = 1,670,218,225.98
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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.