Finding the Fourth Proportional to 347,575,297.80, 521,432,930.70 and 101,931,457.80
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Solution
The fourth proportional to 347,575,297.80, 521,432,930.70 and 101,931,457.80 is: 152,917,710.52
Step by Step Solution
- Step 1: Write the proportion equation
347,575,297.80 : 521,432,930.70 = 101,931,457.80 : x - Step 2: Convert to fraction form
347,575,297.80/521,432,930.70 = 101,931,457.80/x - Step 3: Cross multiply
347,575,297.80x = 521,432,930.70 × 101,931,457.80 - Step 4: Simplify right side
347,575,297.80x = 53,150,418,771,177,368 - Step 5: Solve for x
x = 53,150,418,771,177,368/347,575,297.80 - Step 6: Final answer
x = 152,917,710.52
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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.