Finding the Fourth Proportional to 2,518,768,713.65, 3,475,470,343.88 and 1,461,254,267.75
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Solution
The fourth proportional to 2,518,768,713.65, 3,475,470,343.88 and 1,461,254,267.75 is: 2,016,281,147.57
Step by Step Solution
- Step 1: Write the proportion equation
2,518,768,713.65 : 3,475,470,343.88 = 1,461,254,267.75 : x - Step 2: Convert to fraction form
2,518,768,713.65/3,475,470,343.88 = 1,461,254,267.75/x - Step 3: Cross multiply
2,518,768,713.65x = 3,475,470,343.88 × 1,461,254,267.75 - Step 4: Simplify right side
2,518,768,713.65x = 5,078,545,872,419,631,104 - Step 5: Solve for x
x = 5,078,545,872,419,631,104/2,518,768,713.65 - Step 6: Final answer
x = 2,016,281,147.57
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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.