Finding the Fourth Proportional to 207,381,671.13, 286,195,400.51 and 119,275,693.41
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Solution
The fourth proportional to 207,381,671.13, 286,195,400.51 and 119,275,693.41 is: 164,605,457.46
Step by Step Solution
- Step 1: Write the proportion equation
207,381,671.13 : 286,195,400.51 = 119,275,693.41 : x - Step 2: Convert to fraction form
207,381,671.13/286,195,400.51 = 119,275,693.41/x - Step 3: Cross multiply
207,381,671.13x = 286,195,400.51 × 119,275,693.41 - Step 4: Simplify right side
207,381,671.13x = 34,136,154,845,986,536 - Step 5: Solve for x
x = 34,136,154,845,986,536/207,381,671.13 - Step 6: Final answer
x = 164,605,457.46
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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.