Finding the Fourth Proportional to 598,863,117.24, 826,462,831.46 and 360,783,248.09
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Solution
The fourth proportional to 598,863,117.24, 826,462,831.46 and 360,783,248.09 is: 497,899,997.80
Step by Step Solution
- Step 1: Write the proportion equation
598,863,117.24 : 826,462,831.46 = 360,783,248.09 : x - Step 2: Convert to fraction form
598,863,117.24/826,462,831.46 = 360,783,248.09/x - Step 3: Cross multiply
598,863,117.24x = 826,462,831.46 × 360,783,248.09 - Step 4: Simplify right side
598,863,117.24x = 298,173,944,753,860,800 - Step 5: Solve for x
x = 298,173,944,753,860,800/598,863,117.24 - Step 6: Final answer
x = 497,899,997.80
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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.