Finding the Fourth Proportional to 4,199,202,312.30, 6,298,803,468.45 and 1,437,913,608.30
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Solution
The fourth proportional to 4,199,202,312.30, 6,298,803,468.45 and 1,437,913,608.30 is: 2,156,870,412.45
Step by Step Solution
- Step 1: Write the proportion equation
4,199,202,312.30 : 6,298,803,468.45 = 1,437,913,608.30 : x - Step 2: Convert to fraction form
4,199,202,312.30/6,298,803,468.45 = 1,437,913,608.30/x - Step 3: Cross multiply
4,199,202,312.30x = 6,298,803,468.45 × 1,437,913,608.30 - Step 4: Simplify right side
4,199,202,312.30x = 9,057,135,223,291,494,400 - Step 5: Solve for x
x = 9,057,135,223,291,494,400/4,199,202,312.30 - Step 6: Final answer
x = 2,156,870,412.45
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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.