Finding the Fourth Proportional to 316,409,908,225.08, 436,683,106,485.84 and 187,951,864,365.02
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Solution
The fourth proportional to 316,409,908,225.08, 436,683,106,485.84 and 187,951,864,365.02 is: 259,395,808,624.10
Step by Step Solution
- Step 1: Write the proportion equation
316,409,908,225.08 : 436,683,106,485.84 = 187,951,864,365.02 : x - Step 2: Convert to fraction form
316,409,908,225.08/436,683,106,485.84 = 187,951,864,365.02/x - Step 3: Cross multiply
316,409,908,225.08x = 436,683,106,485.84 × 187,951,864,365.02 - Step 4: Simplify right side
316,409,908,225.08x = 82,075,404,000,722,178,539,520 - Step 5: Solve for x
x = 82,075,404,000,722,178,539,520/316,409,908,225.08 - Step 6: Final answer
x = 259,395,808,624.10
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.