Finding the Fourth Proportional to 1,599,948,267.06, 2,207,912,341.57 and 885,485,214.44
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Solution
The fourth proportional to 1,599,948,267.06, 2,207,912,341.57 and 885,485,214.44 is: 1,221,960,593.03
Step by Step Solution
- Step 1: Write the proportion equation
1,599,948,267.06 : 2,207,912,341.57 = 885,485,214.44 : x - Step 2: Convert to fraction form
1,599,948,267.06/2,207,912,341.57 = 885,485,214.44/x - Step 3: Cross multiply
1,599,948,267.06x = 2,207,912,341.57 × 885,485,214.44 - Step 4: Simplify right side
1,599,948,267.06x = 1,955,073,733,239,834,368 - Step 5: Solve for x
x = 1,955,073,733,239,834,368/1,599,948,267.06 - Step 6: Final answer
x = 1,221,960,593.03
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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.