Finding the Fourth Proportional to 5,870,593,491.60, 8,805,890,237.40 and 5,421,632,134.80
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Solution
The fourth proportional to 5,870,593,491.60, 8,805,890,237.40 and 5,421,632,134.80 is: 8,132,448,202.20
Step by Step Solution
- Step 1: Write the proportion equation
5,870,593,491.60 : 8,805,890,237.40 = 5,421,632,134.80 : x - Step 2: Convert to fraction form
5,870,593,491.60/8,805,890,237.40 = 5,421,632,134.80/x - Step 3: Cross multiply
5,870,593,491.60x = 8,805,890,237.40 × 5,421,632,134.80 - Step 4: Simplify right side
5,870,593,491.60x = 47,742,297,486,609,440,768 - Step 5: Solve for x
x = 47,742,297,486,609,440,768/5,870,593,491.60 - Step 6: Final answer
x = 8,132,448,202.20
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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.