Finding the Fourth Proportional to 1,341,272,391.13, 1,850,639,275.42 and 1,127,503,777.98
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Solution
The fourth proportional to 1,341,272,391.13, 1,850,639,275.42 and 1,127,503,777.98 is: 1,555,689,052.06
Step by Step Solution
- Step 1: Write the proportion equation
1,341,272,391.13 : 1,850,639,275.42 = 1,127,503,777.98 : x - Step 2: Convert to fraction form
1,341,272,391.13/1,850,639,275.42 = 1,127,503,777.98/x - Step 3: Cross multiply
1,341,272,391.13x = 1,850,639,275.42 × 1,127,503,777.98 - Step 4: Simplify right side
1,341,272,391.13x = 2,086,602,774,714,219,776 - Step 5: Solve for x
x = 2,086,602,774,714,219,776/1,341,272,391.13 - Step 6: Final answer
x = 1,555,689,052.06
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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.