Finding the Fourth Proportional to 967,851,602.70, 1,449,090,018.45 and 940,977,746.70
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Solution
The fourth proportional to 967,851,602.70, 1,449,090,018.45 and 940,977,746.70 is: 1,408,853,853.75
Step by Step Solution
- Step 1: Write the proportion equation
967,851,602.70 : 1,449,090,018.45 = 940,977,746.70 : x - Step 2: Convert to fraction form
967,851,602.70/1,449,090,018.45 = 940,977,746.70/x - Step 3: Cross multiply
967,851,602.70x = 1,449,090,018.45 × 940,977,746.70 - Step 4: Simplify right side
967,851,602.70x = 1,363,561,460,326,542,592 - Step 5: Solve for x
x = 1,363,561,460,326,542,592/967,851,602.70 - Step 6: Final answer
x = 1,408,853,853.75
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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.