Finding the Fourth Proportional to 894,722,785,553.76, 1,234,717,396,841.80 and 483,191,224,648.32
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Solution
The fourth proportional to 894,722,785,553.76, 1,234,717,396,841.80 and 483,191,224,648.32 is: 666,803,864,512.43
Step by Step Solution
- Step 1: Write the proportion equation
894,722,785,553.76 : 1,234,717,396,841.80 = 483,191,224,648.32 : x - Step 2: Convert to fraction form
894,722,785,553.76/1,234,717,396,841.80 = 483,191,224,648.32/x - Step 3: Cross multiply
894,722,785,553.76x = 1,234,717,396,841.80 × 483,191,224,648.32 - Step 4: Simplify right side
894,722,785,553.76x = 596,604,611,074,575,090,843,648 - Step 5: Solve for x
x = 596,604,611,074,575,090,843,648/894,722,785,553.76 - Step 6: Final answer
x = 666,803,864,512.43
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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.