Finding the Fourth Proportional to 545,358,177.03, 752,595,126.35 and 310,408,835.07
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Solution
The fourth proportional to 545,358,177.03, 752,595,126.35 and 310,408,835.07 is: 428,364,671.67
Step by Step Solution
- Step 1: Write the proportion equation
545,358,177.03 : 752,595,126.35 = 310,408,835.07 : x - Step 2: Convert to fraction form
545,358,177.03/752,595,126.35 = 310,408,835.07/x - Step 3: Cross multiply
545,358,177.03x = 752,595,126.35 × 310,408,835.07 - Step 4: Simplify right side
545,358,177.03x = 233,612,176,448,110,912 - Step 5: Solve for x
x = 233,612,176,448,110,912/545,358,177.03 - Step 6: Final answer
x = 428,364,671.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.