Finding the Fourth Proportional to 193,133,854.44, 266,521,023.66 and 106,213,726.44
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Solution
The fourth proportional to 193,133,854.44, 266,521,023.66 and 106,213,726.44 is: 146,572,910.17
Step by Step Solution
- Step 1: Write the proportion equation
193,133,854.44 : 266,521,023.66 = 106,213,726.44 : x - Step 2: Convert to fraction form
193,133,854.44/266,521,023.66 = 106,213,726.44/x - Step 3: Cross multiply
193,133,854.44x = 266,521,023.66 × 106,213,726.44 - Step 4: Simplify right side
193,133,854.44x = 28,308,191,097,532,008 - Step 5: Solve for x
x = 28,308,191,097,532,008/193,133,854.44 - Step 6: Final answer
x = 146,572,910.17
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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.