Finding the Fourth Proportional to 4,463,555,864.81, 6,159,708,098.87 and 2,456,390,999.45
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Solution
The fourth proportional to 4,463,555,864.81, 6,159,708,098.87 and 2,456,390,999.45 is: 3,389,820,132.55
Step by Step Solution
- Step 1: Write the proportion equation
4,463,555,864.81 : 6,159,708,098.87 = 2,456,390,999.45 : x - Step 2: Convert to fraction form
4,463,555,864.81/6,159,708,098.87 = 2,456,390,999.45/x - Step 3: Cross multiply
4,463,555,864.81x = 6,159,708,098.87 × 2,456,390,999.45 - Step 4: Simplify right side
4,463,555,864.81x = 15,130,651,533,319,417,856 - Step 5: Solve for x
x = 15,130,651,533,319,417,856/4,463,555,864.81 - Step 6: Final answer
x = 3,389,820,132.55
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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.