Finding the Fourth Proportional to 1,044,842,455.92, 1,567,490,432.04 and 317,812,272.24
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Solution
The fourth proportional to 1,044,842,455.92, 1,567,490,432.04 and 317,812,272.24 is: 476,787,378.90
Step by Step Solution
- Step 1: Write the proportion equation
1,044,842,455.92 : 1,567,490,432.04 = 317,812,272.24 : x - Step 2: Convert to fraction form
1,044,842,455.92/1,567,490,432.04 = 317,812,272.24/x - Step 3: Cross multiply
1,044,842,455.92x = 1,567,490,432.04 × 317,812,272.24 - Step 4: Simplify right side
1,044,842,455.92x = 498,167,695,921,091,712 - Step 5: Solve for x
x = 498,167,695,921,091,712/1,044,842,455.92 - Step 6: Final answer
x = 476,787,378.90
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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.