Finding the Fourth Proportional to 7,370,060,714.07, 10,170,683,034.26 and 4,028,572,340.79
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Solution
The fourth proportional to 7,370,060,714.07, 10,170,683,034.26 and 4,028,572,340.79 is: 5,559,429,419.70
Step by Step Solution
- Step 1: Write the proportion equation
7,370,060,714.07 : 10,170,683,034.26 = 4,028,572,340.79 : x - Step 2: Convert to fraction form
7,370,060,714.07/10,170,683,034.26 = 4,028,572,340.79/x - Step 3: Cross multiply
7,370,060,714.07x = 10,170,683,034.26 × 4,028,572,340.79 - Step 4: Simplify right side
7,370,060,714.07x = 40,973,332,358,741,803,008 - Step 5: Solve for x
x = 40,973,332,358,741,803,008/7,370,060,714.07 - Step 6: Final answer
x = 5,559,429,419.70
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Double scale
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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.