Finding the Fourth Proportional to 7,977,121,683.21, 11,009,794,895.37 and 4,637,557,068.03
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Solution
The fourth proportional to 7,977,121,683.21, 11,009,794,895.37 and 4,637,557,068.03 is: 6,400,623,453.20
Step by Step Solution
- Step 1: Write the proportion equation
7,977,121,683.21 : 11,009,794,895.37 = 4,637,557,068.03 : x - Step 2: Convert to fraction form
7,977,121,683.21/11,009,794,895.37 = 4,637,557,068.03/x - Step 3: Cross multiply
7,977,121,683.21x = 11,009,794,895.37 × 4,637,557,068.03 - Step 4: Simplify right side
7,977,121,683.21x = 51,058,552,134,583,754,752 - Step 5: Solve for x
x = 51,058,552,134,583,754,752/7,977,121,683.21 - Step 6: Final answer
x = 6,400,623,453.20
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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.