Finding the Fourth Proportional to 70,766,475.12, 97,687,867.86 and 47,575,053
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Solution
The fourth proportional to 70,766,475.12, 97,687,867.86 and 47,575,053 is: 65,673,830.48
Step by Step Solution
- Step 1: Write the proportion equation
70,766,475.12 : 97,687,867.86 = 47,575,053 : x - Step 2: Convert to fraction form
70,766,475.12/97,687,867.86 = 47,575,053/x - Step 3: Cross multiply
70,766,475.12x = 97,687,867.86 × 47,575,053 - Step 4: Simplify right side
70,766,475.12x = 4,647,505,490,896,497 - Step 5: Solve for x
x = 4,647,505,490,896,497/70,766,475.12 - Step 6: Final answer
x = 65,673,830.48
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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.