Finding the Fourth Proportional to 3,163,707,845.94, 4,742,239,822.64 and 1,064,455,448.87
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Solution
The fourth proportional to 3,163,707,845.94, 4,742,239,822.64 and 1,064,455,448.87 is: 1,595,565,477.23
Step by Step Solution
- Step 1: Write the proportion equation
3,163,707,845.94 : 4,742,239,822.64 = 1,064,455,448.87 : x - Step 2: Convert to fraction form
3,163,707,845.94/4,742,239,822.64 = 1,064,455,448.87/x - Step 3: Cross multiply
3,163,707,845.94x = 4,742,239,822.64 × 1,064,455,448.87 - Step 4: Simplify right side
3,163,707,845.94x = 5,047,903,019,028,417,536 - Step 5: Solve for x
x = 5,047,903,019,028,417,536/3,163,707,845.94 - Step 6: Final answer
x = 1,595,565,477.23
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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.