Finding the Fourth Proportional to 5,939,346,830.80, 8,909,020,246.20 and 3,184,356,686.80
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Solution
The fourth proportional to 5,939,346,830.80, 8,909,020,246.20 and 3,184,356,686.80 is: 4,776,535,030.20
Step by Step Solution
- Step 1: Write the proportion equation
5,939,346,830.80 : 8,909,020,246.20 = 3,184,356,686.80 : x - Step 2: Convert to fraction form
5,939,346,830.80/8,909,020,246.20 = 3,184,356,686.80/x - Step 3: Cross multiply
5,939,346,830.80x = 8,909,020,246.20 × 3,184,356,686.80 - Step 4: Simplify right side
5,939,346,830.80x = 28,369,498,193,823,555,584 - Step 5: Solve for x
x = 28,369,498,193,823,555,584/5,939,346,830.80 - Step 6: Final answer
x = 4,776,535,030.20
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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.