Finding the Fourth Proportional to 1,838,673,036.90, 2,758,009,555.35 and 1,102,574,107.80
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Solution
The fourth proportional to 1,838,673,036.90, 2,758,009,555.35 and 1,102,574,107.80 is: 1,653,861,161.70
Step by Step Solution
- Step 1: Write the proportion equation
1,838,673,036.90 : 2,758,009,555.35 = 1,102,574,107.80 : x - Step 2: Convert to fraction form
1,838,673,036.90/2,758,009,555.35 = 1,102,574,107.80/x - Step 3: Cross multiply
1,838,673,036.90x = 2,758,009,555.35 × 1,102,574,107.80 - Step 4: Simplify right side
1,838,673,036.90x = 3,040,909,924,793,900,544 - Step 5: Solve for x
x = 3,040,909,924,793,900,544/1,838,673,036.90 - Step 6: Final answer
x = 1,653,861,161.70
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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.