Finding the Fourth Proportional to 411,565,417,353.36, 617,279,652,837.72 and 124,655,259,700.80
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Solution
The fourth proportional to 411,565,417,353.36, 617,279,652,837.72 and 124,655,259,700.80 is: 186,962,150,336.46
Step by Step Solution
- Step 1: Write the proportion equation
411,565,417,353.36 : 617,279,652,837.72 = 124,655,259,700.80 : x - Step 2: Convert to fraction form
411,565,417,353.36/617,279,652,837.72 = 124,655,259,700.80/x - Step 3: Cross multiply
411,565,417,353.36x = 617,279,652,837.72 × 124,655,259,700.80 - Step 4: Simplify right side
411,565,417,353.36x = 76,947,155,432,505,645,989,888 - Step 5: Solve for x
x = 76,947,155,432,505,645,989,888/411,565,417,353.36 - Step 6: Final answer
x = 186,962,150,336.46
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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.