Finding the Fourth Proportional to 235,547,598.67, 325,058,091.69 and 129,710,855.97
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Solution
The fourth proportional to 235,547,598.67, 325,058,091.69 and 129,710,855.97 is: 179,002,305.91
Step by Step Solution
- Step 1: Write the proportion equation
235,547,598.67 : 325,058,091.69 = 129,710,855.97 : x - Step 2: Convert to fraction form
235,547,598.67/325,058,091.69 = 129,710,855.97/x - Step 3: Cross multiply
235,547,598.67x = 325,058,091.69 × 129,710,855.97 - Step 4: Simplify right side
235,547,598.67x = 42,163,563,313,084,640 - Step 5: Solve for x
x = 42,163,563,313,084,640/235,547,598.67 - Step 6: Final answer
x = 179,002,305.91
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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.