Finding the Fourth Proportional to 4,623,499,811.70, 6,380,429,740.55 and 2,508,955,756.02
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Solution
The fourth proportional to 4,623,499,811.70, 6,380,429,740.55 and 2,508,955,756.02 is: 3,462,358,943.52
Step by Step Solution
- Step 1: Write the proportion equation
4,623,499,811.70 : 6,380,429,740.55 = 2,508,955,756.02 : x - Step 2: Convert to fraction form
4,623,499,811.70/6,380,429,740.55 = 2,508,955,756.02/x - Step 3: Cross multiply
4,623,499,811.70x = 6,380,429,740.55 × 2,508,955,756.02 - Step 4: Simplify right side
4,623,499,811.70x = 16,008,215,923,421,573,120 - Step 5: Solve for x
x = 16,008,215,923,421,573,120/4,623,499,811.70 - Step 6: Final answer
x = 3,462,358,943.52
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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.