Finding the Fourth Proportional to 477,276,660,881.70, 659,503,348,216.50 and 339,860,918,159.68
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Solution
The fourth proportional to 477,276,660,881.70, 659,503,348,216.50 and 339,860,918,159.68 is: 469,621,567,164.37
Step by Step Solution
- Step 1: Write the proportion equation
477,276,660,881.70 : 659,503,348,216.50 = 339,860,918,159.68 : x - Step 2: Convert to fraction form
477,276,660,881.70/659,503,348,216.50 = 339,860,918,159.68/x - Step 3: Cross multiply
477,276,660,881.70x = 659,503,348,216.50 × 339,860,918,159.68 - Step 4: Simplify right side
477,276,660,881.70x = 224,139,413,454,242,829,041,664 - Step 5: Solve for x
x = 224,139,413,454,242,829,041,664/477,276,660,881.70 - Step 6: Final answer
x = 469,621,567,164.37
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.