Finding the Fourth Proportional to 124,487,392.16, 186,740,056.56 and 47,810,420.48
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Solution
The fourth proportional to 124,487,392.16, 186,740,056.56 and 47,810,420.48 is: 71,719,075.08
Step by Step Solution
- Step 1: Write the proportion equation
124,487,392.16 : 186,740,056.56 = 47,810,420.48 : x - Step 2: Convert to fraction form
124,487,392.16/186,740,056.56 = 47,810,420.48/x - Step 3: Cross multiply
124,487,392.16x = 186,740,056.56 × 47,810,420.48 - Step 4: Simplify right side
124,487,392.16x = 8,928,120,624,592,582 - Step 5: Solve for x
x = 8,928,120,624,592,582/124,487,392.16 - Step 6: Final answer
x = 71,719,075.08
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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.