Finding the Fourth Proportional to 3,187,641,295.36, 4,398,960,266.20 and 1,758,712,330.02
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Solution
The fourth proportional to 3,187,641,295.36, 4,398,960,266.20 and 1,758,712,330.02 is: 2,427,031,445.07
Step by Step Solution
- Step 1: Write the proportion equation
3,187,641,295.36 : 4,398,960,266.20 = 1,758,712,330.02 : x - Step 2: Convert to fraction form
3,187,641,295.36/4,398,960,266.20 = 1,758,712,330.02/x - Step 3: Cross multiply
3,187,641,295.36x = 4,398,960,266.20 × 1,758,712,330.02 - Step 4: Simplify right side
3,187,641,295.36x = 7,736,505,659,434,001,408 - Step 5: Solve for x
x = 7,736,505,659,434,001,408/3,187,641,295.36 - Step 6: Final answer
x = 2,427,031,445.07
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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.