Finding the Fourth Proportional to 4,270,988,831.60, 6,406,483,247.40 and 1,363,237,612.40
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Solution
The fourth proportional to 4,270,988,831.60, 6,406,483,247.40 and 1,363,237,612.40 is: 2,044,856,418.60
Step by Step Solution
- Step 1: Write the proportion equation
4,270,988,831.60 : 6,406,483,247.40 = 1,363,237,612.40 : x - Step 2: Convert to fraction form
4,270,988,831.60/6,406,483,247.40 = 1,363,237,612.40/x - Step 3: Cross multiply
4,270,988,831.60x = 6,406,483,247.40 × 1,363,237,612.40 - Step 4: Simplify right side
4,270,988,831.60x = 8,733,558,926,066,174,976 - Step 5: Solve for x
x = 8,733,558,926,066,174,976/4,270,988,831.60 - Step 6: Final answer
x = 2,044,856,418.60
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1.5x scale
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.