Finding the Fourth Proportional to 3,762,117,209.59, 5,645,376,336.23 and 1,402,908,034.93
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Solution
The fourth proportional to 3,762,117,209.59, 5,645,376,336.23 and 1,402,908,034.93 is: 2,105,182,635.49
Step by Step Solution
- Step 1: Write the proportion equation
3,762,117,209.59 : 5,645,376,336.23 = 1,402,908,034.93 : x - Step 2: Convert to fraction form
3,762,117,209.59/5,645,376,336.23 = 1,402,908,034.93/x - Step 3: Cross multiply
3,762,117,209.59x = 5,645,376,336.23 × 1,402,908,034.93 - Step 4: Simplify right side
3,762,117,209.59x = 7,919,943,822,300,751,872 - Step 5: Solve for x
x = 7,919,943,822,300,751,872/3,762,117,209.59 - Step 6: Final answer
x = 2,105,182,635.49
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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.