Finding the Fourth Proportional to 357,515,553.66, 536,283,393.53 and 98,730,775.05
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Solution
The fourth proportional to 357,515,553.66, 536,283,393.53 and 98,730,775.05 is: 148,098,941.56
Step by Step Solution
- Step 1: Write the proportion equation
357,515,553.66 : 536,283,393.53 = 98,730,775.05 : x - Step 2: Convert to fraction form
357,515,553.66/536,283,393.53 = 98,730,775.05/x - Step 3: Cross multiply
357,515,553.66x = 536,283,393.53 × 98,730,775.05 - Step 4: Simplify right side
357,515,553.66x = 52,947,675,089,167,400 - Step 5: Solve for x
x = 52,947,675,089,167,400/357,515,553.66 - Step 6: Final answer
x = 148,098,941.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.