Finding the Fourth Proportional to 595,778,831.20, 893,668,246.80 and 164,957,327.20
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Solution
The fourth proportional to 595,778,831.20, 893,668,246.80 and 164,957,327.20 is: 247,435,990.80
Step by Step Solution
- Step 1: Write the proportion equation
595,778,831.20 : 893,668,246.80 = 164,957,327.20 : x - Step 2: Convert to fraction form
595,778,831.20/893,668,246.80 = 164,957,327.20/x - Step 3: Cross multiply
595,778,831.20x = 893,668,246.80 × 164,957,327.20 - Step 4: Simplify right side
595,778,831.20x = 147,417,125,395,637,920 - Step 5: Solve for x
x = 147,417,125,395,637,920/595,778,831.20 - Step 6: Final answer
x = 247,435,990.80
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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.