Finding the Fourth Proportional to 4,679,671,232.65, 6,454,180,756.74 and 4,113,946,518.52
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Solution
The fourth proportional to 4,679,671,232.65, 6,454,180,756.74 and 4,113,946,518.52 is: 5,673,935,867.30
Step by Step Solution
- Step 1: Write the proportion equation
4,679,671,232.65 : 6,454,180,756.74 = 4,113,946,518.52 : x - Step 2: Convert to fraction form
4,679,671,232.65/6,454,180,756.74 = 4,113,946,518.52/x - Step 3: Cross multiply
4,679,671,232.65x = 6,454,180,756.74 × 4,113,946,518.52 - Step 4: Simplify right side
4,679,671,232.65x = 26,552,154,454,089,302,016 - Step 5: Solve for x
x = 26,552,154,454,089,302,016/4,679,671,232.65 - Step 6: Final answer
x = 5,673,935,867.30
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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.