Finding the Fourth Proportional to 319,506,874,871.68, 440,933,347,303.91 and 176,936,134,919.68
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Solution
The fourth proportional to 319,506,874,871.68, 440,933,347,303.91 and 176,936,134,919.68 is: 244,179,541,552.85
Step by Step Solution
- Step 1: Write the proportion equation
319,506,874,871.68 : 440,933,347,303.91 = 176,936,134,919.68 : x - Step 2: Convert to fraction form
319,506,874,871.68/440,933,347,303.91 = 176,936,134,919.68/x - Step 3: Cross multiply
319,506,874,871.68x = 440,933,347,303.91 × 176,936,134,919.68 - Step 4: Simplify right side
319,506,874,871.68x = 78,017,042,229,150,733,041,664 - Step 5: Solve for x
x = 78,017,042,229,150,733,041,664/319,506,874,871.68 - Step 6: Final answer
x = 244,179,541,552.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.