Finding the Fourth Proportional to 1,462,920,787,233.20, 2,018,375,226,393.40 and 845,398,535,161.09
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Solution
The fourth proportional to 1,462,920,787,233.20, 2,018,375,226,393.40 and 845,398,535,161.09 is: 1,166,386,775,476.46
Step by Step Solution
- Step 1: Write the proportion equation
1,462,920,787,233.20 : 2,018,375,226,393.40 = 845,398,535,161.09 : x - Step 2: Convert to fraction form
1,462,920,787,233.20/2,018,375,226,393.40 = 845,398,535,161.09/x - Step 3: Cross multiply
1,462,920,787,233.20x = 2,018,375,226,393.40 × 845,398,535,161.09 - Step 4: Simplify right side
1,462,920,787,233.20x = 1,706,331,459,798,413,676,118,016 - Step 5: Solve for x
x = 1,706,331,459,798,413,676,118,016/1,462,920,787,233.20 - Step 6: Final answer
x = 1,166,386,775,476.46
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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.