Finding the Fourth Proportional to 435,470,648.20, 652,310,177.10 and 220,181,201.80
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Solution
The fourth proportional to 435,470,648.20, 652,310,177.10 and 220,181,201.80 is: 329,818,873.75
Step by Step Solution
- Step 1: Write the proportion equation
435,470,648.20 : 652,310,177.10 = 220,181,201.80 : x - Step 2: Convert to fraction form
435,470,648.20/652,310,177.10 = 220,181,201.80/x - Step 3: Cross multiply
435,470,648.20x = 652,310,177.10 × 220,181,201.80 - Step 4: Simplify right side
435,470,648.20x = 143,626,438,740,248,848 - Step 5: Solve for x
x = 143,626,438,740,248,848/435,470,648.20 - Step 6: Final answer
x = 329,818,873.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.