Finding the Fourth Proportional to 372,938,756,448.30, 559,408,134,672.45 and 203,481,034,559.70
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Solution
The fourth proportional to 372,938,756,448.30, 559,408,134,672.45 and 203,481,034,559.70 is: 305,221,551,839.55
Step by Step Solution
- Step 1: Write the proportion equation
372,938,756,448.30 : 559,408,134,672.45 = 203,481,034,559.70 : x - Step 2: Convert to fraction form
372,938,756,448.30/559,408,134,672.45 = 203,481,034,559.70/x - Step 3: Cross multiply
372,938,756,448.30x = 559,408,134,672.45 × 203,481,034,559.70 - Step 4: Simplify right side
372,938,756,448.30x = 113,828,945,984,262,105,989,120 - Step 5: Solve for x
x = 113,828,945,984,262,105,989,120/372,938,756,448.30 - Step 6: Final answer
x = 305,221,551,839.55
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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.