Finding the Fourth Proportional to 125,750,637.07, 188,615,149.94 and 76,553,721.23
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Solution
The fourth proportional to 125,750,637.07, 188,615,149.94 and 76,553,721.23 is: 114,824,003.64
Step by Step Solution
- Step 1: Write the proportion equation
125,750,637.07 : 188,615,149.94 = 76,553,721.23 : x - Step 2: Convert to fraction form
125,750,637.07/188,615,149.94 = 76,553,721.23/x - Step 3: Cross multiply
125,750,637.07x = 188,615,149.94 × 76,553,721.23 - Step 4: Simplify right side
125,750,637.07x = 14,439,191,608,924,334 - Step 5: Solve for x
x = 14,439,191,608,924,334/125,750,637.07 - Step 6: Final answer
x = 114,824,003.64
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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.