Finding the Fourth Proportional to 67,643,567,760.74, 93,348,184,691.58 and 37,161,725,988.04
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Solution
The fourth proportional to 67,643,567,760.74, 93,348,184,691.58 and 37,161,725,988.04 is: 51,283,215,475.26
Step by Step Solution
- Step 1: Write the proportion equation
67,643,567,760.74 : 93,348,184,691.58 = 37,161,725,988.04 : x - Step 2: Convert to fraction form
67,643,567,760.74/93,348,184,691.58 = 37,161,725,988.04/x - Step 3: Cross multiply
67,643,567,760.74x = 93,348,184,691.58 × 37,161,725,988.04 - Step 4: Simplify right side
67,643,567,760.74x = 3,468,979,660,989,446,225,920 - Step 5: Solve for x
x = 3,468,979,660,989,446,225,920/67,643,567,760.74 - Step 6: Final answer
x = 51,283,215,475.26
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1.5x scale
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.