Finding the Fourth Proportional to 1,097,506,127.32, 1,646,582,584.52 and 442,119,899.32
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Solution
The fourth proportional to 1,097,506,127.32, 1,646,582,584.52 and 442,119,899.32 is: 663,310,124.99
Step by Step Solution
- Step 1: Write the proportion equation
1,097,506,127.32 : 1,646,582,584.52 = 442,119,899.32 : x - Step 2: Convert to fraction form
1,097,506,127.32/1,646,582,584.52 = 442,119,899.32/x - Step 3: Cross multiply
1,097,506,127.32x = 1,646,582,584.52 × 442,119,899.32 - Step 4: Simplify right side
1,097,506,127.32x = 727,986,926,487,837,184 - Step 5: Solve for x
x = 727,986,926,487,837,184/1,097,506,127.32 - Step 6: Final answer
x = 663,310,124.99
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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.