Finding the Fourth Proportional to 168,423,388.63, 252,725,526.35 and 70,122,956.00
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Solution
The fourth proportional to 168,423,388.63, 252,725,526.35 and 70,122,956.00 is: 105,222,090.04
Step by Step Solution
- Step 1: Write the proportion equation
168,423,388.63 : 252,725,526.35 = 70,122,956.00 : x - Step 2: Convert to fraction form
168,423,388.63/252,725,526.35 = 70,122,956.00/x - Step 3: Cross multiply
168,423,388.63x = 252,725,526.35 × 70,122,956.00 - Step 4: Simplify right side
168,423,388.63x = 17,721,860,962,703,650 - Step 5: Solve for x
x = 17,721,860,962,703,650/168,423,388.63 - Step 6: Final answer
x = 105,222,090.04
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.