Finding the Fourth Proportional to 2,343,844,881.11, 3,234,509,479.37 and 1,272,148,595.90
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Solution
The fourth proportional to 2,343,844,881.11, 3,234,509,479.37 and 1,272,148,595.90 is: 1,755,566,985.58
Step by Step Solution
- Step 1: Write the proportion equation
2,343,844,881.11 : 3,234,509,479.37 = 1,272,148,595.90 : x - Step 2: Convert to fraction form
2,343,844,881.11/3,234,509,479.37 = 1,272,148,595.90/x - Step 3: Cross multiply
2,343,844,881.11x = 3,234,509,479.37 × 1,272,148,595.90 - Step 4: Simplify right side
2,343,844,881.11x = 4,114,776,692,605,785,600 - Step 5: Solve for x
x = 4,114,776,692,605,785,600/2,343,844,881.11 - Step 6: Final answer
x = 1,755,566,985.58
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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.