Finding the Fourth Proportional to 66,023,998.80, 98,847,041.40 and 58,465,726.80
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Solution
The fourth proportional to 66,023,998.80, 98,847,041.40 and 58,465,726.80 is: 87,531,264.73
Step by Step Solution
- Step 1: Write the proportion equation
66,023,998.80 : 98,847,041.40 = 58,465,726.80 : x - Step 2: Convert to fraction form
66,023,998.80/98,847,041.40 = 58,465,726.80/x - Step 3: Cross multiply
66,023,998.80x = 98,847,041.40 × 58,465,726.80 - Step 4: Simplify right side
66,023,998.80x = 5,779,164,117,480,690 - Step 5: Solve for x
x = 5,779,164,117,480,690/66,023,998.80 - Step 6: Final answer
x = 87,531,264.73
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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.