Finding the Fourth Proportional to 119,344,407,135.90, 164,695,950,798.99 and 67,902,965,727.06
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Solution
The fourth proportional to 119,344,407,135.90, 164,695,950,798.99 and 67,902,965,727.06 is: 93,706,473,314.29
Step by Step Solution
- Step 1: Write the proportion equation
119,344,407,135.90 : 164,695,950,798.99 = 67,902,965,727.06 : x - Step 2: Convert to fraction form
119,344,407,135.90/164,695,950,798.99 = 67,902,965,727.06/x - Step 3: Cross multiply
119,344,407,135.90x = 164,695,950,798.99 × 67,902,965,727.06 - Step 4: Simplify right side
119,344,407,135.90x = 11,183,343,502,489,376,784,384 - Step 5: Solve for x
x = 11,183,343,502,489,376,784,384/119,344,407,135.90 - Step 6: Final answer
x = 93,706,473,314.29
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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.