Finding the Fourth Proportional to 435,089,427.30, 652,634,140.95 and 336,453,977.70
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Solution
The fourth proportional to 435,089,427.30, 652,634,140.95 and 336,453,977.70 is: 504,680,966.55
Step by Step Solution
- Step 1: Write the proportion equation
435,089,427.30 : 652,634,140.95 = 336,453,977.70 : x - Step 2: Convert to fraction form
435,089,427.30/652,634,140.95 = 336,453,977.70/x - Step 3: Cross multiply
435,089,427.30x = 652,634,140.95 × 336,453,977.70 - Step 4: Simplify right side
435,089,427.30x = 219,581,352,705,449,952 - Step 5: Solve for x
x = 219,581,352,705,449,952/435,089,427.30 - Step 6: Final answer
x = 504,680,966.55
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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.