Finding the Fourth Proportional to 85,936,237.12, 118,593,520.50 and 46,779,139.36
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Solution
The fourth proportional to 85,936,237.12, 118,593,520.50 and 46,779,139.36 is: 64,556,036.06
Step by Step Solution
- Step 1: Write the proportion equation
85,936,237.12 : 118,593,520.50 = 46,779,139.36 : x - Step 2: Convert to fraction form
85,936,237.12/118,593,520.50 = 46,779,139.36/x - Step 3: Cross multiply
85,936,237.12x = 118,593,520.50 × 46,779,139.36 - Step 4: Simplify right side
85,936,237.12x = 5,547,702,822,662,517 - Step 5: Solve for x
x = 5,547,702,822,662,517/85,936,237.12 - Step 6: Final answer
x = 64,556,036.06
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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.