Finding the Fourth Proportional to 161,417,660.29, 242,167,044.71 and 46,402,411.75
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Solution
The fourth proportional to 161,417,660.29, 242,167,044.71 and 46,402,411.75 is: 69,615,275.68
Step by Step Solution
- Step 1: Write the proportion equation
161,417,660.29 : 242,167,044.71 = 46,402,411.75 : x - Step 2: Convert to fraction form
161,417,660.29/242,167,044.71 = 46,402,411.75/x - Step 3: Cross multiply
161,417,660.29x = 242,167,044.71 × 46,402,411.75 - Step 4: Simplify right side
161,417,660.29x = 11,237,134,920,914,080 - Step 5: Solve for x
x = 11,237,134,920,914,080/161,417,660.29 - Step 6: Final answer
x = 69,615,275.68
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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.