Finding the Fourth Proportional to 68,667,577,282.05, 94,761,335,211.10 and 38,183,106,378.26
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Solution
The fourth proportional to 68,667,577,282.05, 94,761,335,211.10 and 38,183,106,378.26 is: 52,692,730,486.90
Step by Step Solution
- Step 1: Write the proportion equation
68,667,577,282.05 : 94,761,335,211.10 = 38,183,106,378.26 : x - Step 2: Convert to fraction form
68,667,577,282.05/94,761,335,211.10 = 38,183,106,378.26/x - Step 3: Cross multiply
68,667,577,282.05x = 94,761,335,211.10 × 38,183,106,378.26 - Step 4: Simplify right side
68,667,577,282.05x = 3,618,282,142,911,386,615,808 - Step 5: Solve for x
x = 3,618,282,142,911,386,615,808/68,667,577,282.05 - Step 6: Final answer
x = 52,692,730,486.90
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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.