Finding the Fourth Proportional to 9,591,390,902.14, 13,235,447,511.93 and 5,576,776,352.98
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Solution
The fourth proportional to 9,591,390,902.14, 13,235,447,511.93 and 5,576,776,352.98 is: 7,695,560,681.32
Step by Step Solution
- Step 1: Write the proportion equation
9,591,390,902.14 : 13,235,447,511.93 = 5,576,776,352.98 : x - Step 2: Convert to fraction form
9,591,390,902.14/13,235,447,511.93 = 5,576,776,352.98/x - Step 3: Cross multiply
9,591,390,902.14x = 13,235,447,511.93 × 5,576,776,352.98 - Step 4: Simplify right side
9,591,390,902.14x = 73,811,130,705,639,194,624 - Step 5: Solve for x
x = 73,811,130,705,639,194,624/9,591,390,902.14 - Step 6: Final answer
x = 7,695,560,681.32
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1.5x scale
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.