Finding the Fourth Proportional to 191,779,263.62, 264,727,354.80 and 125,704,020
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Solution
The fourth proportional to 191,779,263.62, 264,727,354.80 and 125,704,020 is: 173,518,721.86
Step by Step Solution
- Step 1: Write the proportion equation
191,779,263.62 : 264,727,354.80 = 125,704,020 : x - Step 2: Convert to fraction form
191,779,263.62/264,727,354.80 = 125,704,020/x - Step 3: Cross multiply
191,779,263.62x = 264,727,354.80 × 125,704,020 - Step 4: Simplify right side
191,779,263.62x = 33,277,292,702,326,296 - Step 5: Solve for x
x = 33,277,292,702,326,296/191,779,263.62 - Step 6: Final answer
x = 173,518,721.86
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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.