Finding the Fourth Proportional to 2,623,388,767,761.60, 3,935,619,849,948.60 and 902,113,562,782.65
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Solution
The fourth proportional to 2,623,388,767,761.60, 3,935,619,849,948.60 and 902,113,562,782.65 is: 1,353,354,900,434.60
Step by Step Solution
- Step 1: Write the proportion equation
2,623,388,767,761.60 : 3,935,619,849,948.60 = 902,113,562,782.65 : x - Step 2: Convert to fraction form
2,623,388,767,761.60/3,935,619,849,948.60 = 902,113,562,782.65/x - Step 3: Cross multiply
2,623,388,767,761.60x = 3,935,619,849,948.60 × 902,113,562,782.65 - Step 4: Simplify right side
2,623,388,767,761.60x = 3,550,376,044,595,250,326,405,120 - Step 5: Solve for x
x = 3,550,376,044,595,250,326,405,120/2,623,388,767,761.60 - Step 6: Final answer
x = 1,353,354,900,434.60
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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.