Finding the Fourth Proportional to 453,577,731.76, 679,813,860 and 235,107,629.20
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Solution
The fourth proportional to 453,577,731.76, 679,813,860 and 235,107,629.20 is: 352,374,937.59
Step by Step Solution
- Step 1: Write the proportion equation
453,577,731.76 : 679,813,860 = 235,107,629.20 : x - Step 2: Convert to fraction form
453,577,731.76/679,813,860 = 235,107,629.20/x - Step 3: Cross multiply
453,577,731.76x = 679,813,860 × 235,107,629.20 - Step 4: Simplify right side
453,577,731.76x = 159,829,424,921,900,704 - Step 5: Solve for x
x = 159,829,424,921,900,704/453,577,731.76 - Step 6: Final answer
x = 352,374,937.59
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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.