Finding the Fourth Proportional to 115,262,058.94, 159,062,903.36 and 63,051,095.12
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Solution
The fourth proportional to 115,262,058.94, 159,062,903.36 and 63,051,095.12 is: 87,011,201.62
Step by Step Solution
- Step 1: Write the proportion equation
115,262,058.94 : 159,062,903.36 = 63,051,095.12 : x - Step 2: Convert to fraction form
115,262,058.94/159,062,903.36 = 63,051,095.12/x - Step 3: Cross multiply
115,262,058.94x = 159,062,903.36 × 63,051,095.12 - Step 4: Simplify right side
115,262,058.94x = 10,029,090,249,700,746 - Step 5: Solve for x
x = 10,029,090,249,700,746/115,262,058.94 - Step 6: Final answer
x = 87,011,201.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.