Finding the Fourth Proportional to 2,084,742,197.32, 3,127,110,655.18 and 532,033,553.62
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Solution
The fourth proportional to 2,084,742,197.32, 3,127,110,655.18 and 532,033,553.62 is: 798,049,656.49
Step by Step Solution
- Step 1: Write the proportion equation
2,084,742,197.32 : 3,127,110,655.18 = 532,033,553.62 : x - Step 2: Convert to fraction form
2,084,742,197.32/3,127,110,655.18 = 532,033,553.62/x - Step 3: Cross multiply
2,084,742,197.32x = 3,127,110,655.18 × 532,033,553.62 - Step 4: Simplify right side
2,084,742,197.32x = 1,663,727,794,438,381,824 - Step 5: Solve for x
x = 1,663,727,794,438,381,824/2,084,742,197.32 - Step 6: Final answer
x = 798,049,656.49
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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.