Finding the Fourth Proportional to 4,292,352,040.80, 6,438,528,061.20 and 1,535,094,415.20
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Solution
The fourth proportional to 4,292,352,040.80, 6,438,528,061.20 and 1,535,094,415.20 is: 2,302,641,622.80
Step by Step Solution
- Step 1: Write the proportion equation
4,292,352,040.80 : 6,438,528,061.20 = 1,535,094,415.20 : x - Step 2: Convert to fraction form
4,292,352,040.80/6,438,528,061.20 = 1,535,094,415.20/x - Step 3: Cross multiply
4,292,352,040.80x = 6,438,528,061.20 × 1,535,094,415.20 - Step 4: Simplify right side
4,292,352,040.80x = 9,883,748,468,856,604,672 - Step 5: Solve for x
x = 9,883,748,468,856,604,672/4,292,352,040.80 - Step 6: Final answer
x = 2,302,641,622.80
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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.