Finding the Fourth Proportional to 578,250,263.07, 867,049,443.99 and 189,968,839.65
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Solution
The fourth proportional to 578,250,263.07, 867,049,443.99 and 189,968,839.65 is: 284,846,177.02
Step by Step Solution
- Step 1: Write the proportion equation
578,250,263.07 : 867,049,443.99 = 189,968,839.65 : x - Step 2: Convert to fraction form
578,250,263.07/867,049,443.99 = 189,968,839.65/x - Step 3: Cross multiply
578,250,263.07x = 867,049,443.99 × 189,968,839.65 - Step 4: Simplify right side
578,250,263.07x = 164,712,376,793,957,984 - Step 5: Solve for x
x = 164,712,376,793,957,984/578,250,263.07 - Step 6: Final answer
x = 284,846,177.02
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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.