Finding the Fourth Proportional to 104,488,644.84, 144,194,422.14 and 57,446,518.74
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Solution
The fourth proportional to 104,488,644.84, 144,194,422.14 and 57,446,518.74 is: 79,276,246.59
Step by Step Solution
- Step 1: Write the proportion equation
104,488,644.84 : 144,194,422.14 = 57,446,518.74 : x - Step 2: Convert to fraction form
104,488,644.84/144,194,422.14 = 57,446,518.74/x - Step 3: Cross multiply
104,488,644.84x = 144,194,422.14 × 57,446,518.74 - Step 4: Simplify right side
104,488,644.84x = 8,283,467,573,668,980 - Step 5: Solve for x
x = 8,283,467,573,668,980/104,488,644.84 - Step 6: Final answer
x = 79,276,246.59
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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.