Finding the Fourth Proportional to 2,970,327,196,656.20, 4,455,485,234,053.20 and 930,718,406,665.74
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Solution
The fourth proportional to 2,970,327,196,656.20, 4,455,485,234,053.20 and 930,718,406,665.74 is: 1,396,075,867,543.79
Step by Step Solution
- Step 1: Write the proportion equation
2,970,327,196,656.20 : 4,455,485,234,053.20 = 930,718,406,665.74 : x - Step 2: Convert to fraction form
2,970,327,196,656.20/4,455,485,234,053.20 = 930,718,406,665.74/x - Step 3: Cross multiply
2,970,327,196,656.20x = 4,455,485,234,053.20 × 930,718,406,665.74 - Step 4: Simplify right side
2,970,327,196,656.20x = 4,146,802,117,960,725,912,616,960 - Step 5: Solve for x
x = 4,146,802,117,960,725,912,616,960/2,970,327,196,656.20 - Step 6: Final answer
x = 1,396,075,867,543.79
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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.