Finding the Fourth Proportional to 1,451,569,216.05, 2,177,353,824.08 and 1,301,915,430.45
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Solution
The fourth proportional to 1,451,569,216.05, 2,177,353,824.08 and 1,301,915,430.45 is: 1,952,873,145.68
Step by Step Solution
- Step 1: Write the proportion equation
1,451,569,216.05 : 2,177,353,824.08 = 1,301,915,430.45 : x - Step 2: Convert to fraction form
1,451,569,216.05/2,177,353,824.08 = 1,301,915,430.45/x - Step 3: Cross multiply
1,451,569,216.05x = 2,177,353,824.08 × 1,301,915,430.45 - Step 4: Simplify right side
1,451,569,216.05x = 2,834,730,541,112,557,056 - Step 5: Solve for x
x = 2,834,730,541,112,557,056/1,451,569,216.05 - Step 6: Final answer
x = 1,952,873,145.68
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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.