Finding the Fourth Proportional to 1,270,561,270.88, 1,753,427,267.28 and 706,044,044
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Solution
The fourth proportional to 1,270,561,270.88, 1,753,427,267.28 and 706,044,044 is: 974,370,073.31
Step by Step Solution
- Step 1: Write the proportion equation
1,270,561,270.88 : 1,753,427,267.28 = 706,044,044 : x - Step 2: Convert to fraction form
1,270,561,270.88/1,753,427,267.28 = 706,044,044/x - Step 3: Cross multiply
1,270,561,270.88x = 1,753,427,267.28 × 706,044,044 - Step 4: Simplify right side
1,270,561,270.88x = 1,237,996,878,650,240,000 - Step 5: Solve for x
x = 1,237,996,878,650,240,000/1,270,561,270.88 - Step 6: Final answer
x = 974,370,073.31
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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.