Finding the Fourth Proportional to 4,828,912,203.60, 7,243,368,305.40 and 3,175,918,117.20
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Solution
The fourth proportional to 4,828,912,203.60, 7,243,368,305.40 and 3,175,918,117.20 is: 4,763,877,175.80
Step by Step Solution
- Step 1: Write the proportion equation
4,828,912,203.60 : 7,243,368,305.40 = 3,175,918,117.20 : x - Step 2: Convert to fraction form
4,828,912,203.60/7,243,368,305.40 = 3,175,918,117.20/x - Step 3: Cross multiply
4,828,912,203.60x = 7,243,368,305.40 × 3,175,918,117.20 - Step 4: Simplify right side
4,828,912,203.60x = 23,004,344,630,672,121,856 - Step 5: Solve for x
x = 23,004,344,630,672,121,856/4,828,912,203.60 - Step 6: Final answer
x = 4,763,877,175.80
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1.5x scale
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.