Finding the Fourth Proportional to 15,225,390,505.80, 22,837,583,221.74 and 6,261,269,545.80
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Solution
The fourth proportional to 15,225,390,505.80, 22,837,583,221.74 and 6,261,269,545.80 is: 9,391,697,656.06
Step by Step Solution
- Step 1: Write the proportion equation
15,225,390,505.80 : 22,837,583,221.74 = 6,261,269,545.80 : x - Step 2: Convert to fraction form
15,225,390,505.80/22,837,583,221.74 = 6,261,269,545.80/x - Step 3: Cross multiply
15,225,390,505.80x = 22,837,583,221.74 × 6,261,269,545.80 - Step 4: Simplify right side
15,225,390,505.80x = 142,992,264,325,953,732,608 - Step 5: Solve for x
x = 142,992,264,325,953,732,608/15,225,390,505.80 - Step 6: Final answer
x = 9,391,697,656.06
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1.5x scale
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.