Finding the Fourth Proportional to 767,682,532,265.05, 1,059,435,196,040.90 and 425,126,395,244.08
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Solution
The fourth proportional to 767,682,532,265.05, 1,059,435,196,040.90 and 425,126,395,244.08 is: 586,692,867,113.55
Step by Step Solution
- Step 1: Write the proportion equation
767,682,532,265.05 : 1,059,435,196,040.90 = 425,126,395,244.08 : x - Step 2: Convert to fraction form
767,682,532,265.05/1,059,435,196,040.90 = 425,126,395,244.08/x - Step 3: Cross multiply
767,682,532,265.05x = 1,059,435,196,040.90 × 425,126,395,244.08 - Step 4: Simplify right side
767,682,532,265.05x = 450,393,865,887,573,035,974,656 - Step 5: Solve for x
x = 450,393,865,887,573,035,974,656/767,682,532,265.05 - Step 6: Final answer
x = 586,692,867,113.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.