Finding the Fourth Proportional to 2,108,176,575.73, 2,909,283,950.27 and 1,168,439,887.42
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Solution
The fourth proportional to 2,108,176,575.73, 2,909,283,950.27 and 1,168,439,887.42 is: 1,612,447,197.48
Step by Step Solution
- Step 1: Write the proportion equation
2,108,176,575.73 : 2,909,283,950.27 = 1,168,439,887.42 : x - Step 2: Convert to fraction form
2,108,176,575.73/2,909,283,950.27 = 1,168,439,887.42/x - Step 3: Cross multiply
2,108,176,575.73x = 2,909,283,950.27 × 1,168,439,887.42 - Step 4: Simplify right side
2,108,176,575.73x = 3,399,323,411,326,291,968 - Step 5: Solve for x
x = 3,399,323,411,326,291,968/2,108,176,575.73 - Step 6: Final answer
x = 1,612,447,197.48
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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.