Finding the Fourth Proportional to 26,309,077,278.84, 39,447,856,159.74 and 8,373,708,679.14
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Solution
The fourth proportional to 26,309,077,278.84, 39,447,856,159.74 and 8,373,708,679.14 is: 12,555,546,969.48
Step by Step Solution
- Step 1: Write the proportion equation
26,309,077,278.84 : 39,447,856,159.74 = 8,373,708,679.14 : x - Step 2: Convert to fraction form
26,309,077,278.84/39,447,856,159.74 = 8,373,708,679.14/x - Step 3: Cross multiply
26,309,077,278.84x = 39,447,856,159.74 × 8,373,708,679.14 - Step 4: Simplify right side
26,309,077,278.84x = 330,324,855,498,281,123,840 - Step 5: Solve for x
x = 330,324,855,498,281,123,840/26,309,077,278.84 - Step 6: Final answer
x = 12,555,546,969.48
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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.