Finding the Fourth Proportional to 1,486,009,369,495, 2,050,660,787,946.40 and 860,316,523,197.97
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Solution
The fourth proportional to 1,486,009,369,495, 2,050,660,787,946.40 and 860,316,523,197.97 is: 1,187,218,193,613.41
Step by Step Solution
- Step 1: Write the proportion equation
1,486,009,369,495 : 2,050,660,787,946.40 = 860,316,523,197.97 : x - Step 2: Convert to fraction form
1,486,009,369,495/2,050,660,787,946.40 = 860,316,523,197.97/x - Step 3: Cross multiply
1,486,009,369,495x = 2,050,660,787,946.40 × 860,316,523,197.97 - Step 4: Simplify right side
1,486,009,369,495x = 1,764,217,359,344,456,433,664,000 - Step 5: Solve for x
x = 1,764,217,359,344,456,433,664,000/1,486,009,369,495 - Step 6: Final answer
x = 1,187,218,193,613.41
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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.