Finding the Fourth Proportional to 584,947,395.93, 877,421,040.63 and 257,422,908.96
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Solution
The fourth proportional to 584,947,395.93, 877,421,040.63 and 257,422,908.96 is: 386,134,340.00
Step by Step Solution
- Step 1: Write the proportion equation
584,947,395.93 : 877,421,040.63 = 257,422,908.96 : x - Step 2: Convert to fraction form
584,947,395.93/877,421,040.63 = 257,422,908.96/x - Step 3: Cross multiply
584,947,395.93x = 877,421,040.63 × 257,422,908.96 - Step 4: Simplify right side
584,947,395.93x = 225,868,276,661,684,960 - Step 5: Solve for x
x = 225,868,276,661,684,960/584,947,395.93 - Step 6: Final answer
x = 386,134,340.00
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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.