Finding the Fourth Proportional to 59,159,970.45, 88,744,536.63 and 19,768,360.68
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Solution
The fourth proportional to 59,159,970.45, 88,744,536.63 and 19,768,360.68 is: 29,654,071.75
Step by Step Solution
- Step 1: Write the proportion equation
59,159,970.45 : 88,744,536.63 = 19,768,360.68 : x - Step 2: Convert to fraction form
59,159,970.45/88,744,536.63 = 19,768,360.68/x - Step 3: Cross multiply
59,159,970.45x = 88,744,536.63 × 19,768,360.68 - Step 4: Simplify right side
59,159,970.45x = 1,754,334,008,481,311.50 - Step 5: Solve for x
x = 1,754,334,008,481,311.50/59,159,970.45 - Step 6: Final answer
x = 29,654,071.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.