Finding the Fourth Proportional to 4,072,457,412.90, 6,108,686,119.35 and 1,618,794,315.90
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Solution
The fourth proportional to 4,072,457,412.90, 6,108,686,119.35 and 1,618,794,315.90 is: 2,428,191,473.85
Step by Step Solution
- Step 1: Write the proportion equation
4,072,457,412.90 : 6,108,686,119.35 = 1,618,794,315.90 : x - Step 2: Convert to fraction form
4,072,457,412.90/6,108,686,119.35 = 1,618,794,315.90/x - Step 3: Cross multiply
4,072,457,412.90x = 6,108,686,119.35 × 1,618,794,315.90 - Step 4: Simplify right side
4,072,457,412.90x = 9,888,706,367,621,009,408 - Step 5: Solve for x
x = 9,888,706,367,621,009,408/4,072,457,412.90 - Step 6: Final answer
x = 2,428,191,473.85
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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.