Finding the Fourth Proportional to 97,142,750.10, 145,714,125.15 and 48,769,809.30
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Solution
The fourth proportional to 97,142,750.10, 145,714,125.15 and 48,769,809.30 is: 73,154,713.95
Step by Step Solution
- Step 1: Write the proportion equation
97,142,750.10 : 145,714,125.15 = 48,769,809.30 : x - Step 2: Convert to fraction form
97,142,750.10/145,714,125.15 = 48,769,809.30/x - Step 3: Cross multiply
97,142,750.10x = 145,714,125.15 × 48,769,809.30 - Step 4: Simplify right side
97,142,750.10x = 7,106,450,095,881,834 - Step 5: Solve for x
x = 7,106,450,095,881,834/97,142,750.10 - Step 6: Final answer
x = 73,154,713.95
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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.