Finding the Fourth Proportional to 171,657,323.94, 236,888,339.36 and 93,340,316.24
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Solution
The fourth proportional to 171,657,323.94, 236,888,339.36 and 93,340,316.24 is: 128,810,306.49
Step by Step Solution
- Step 1: Write the proportion equation
171,657,323.94 : 236,888,339.36 = 93,340,316.24 : x - Step 2: Convert to fraction form
171,657,323.94/236,888,339.36 = 93,340,316.24/x - Step 3: Cross multiply
171,657,323.94x = 236,888,339.36 × 93,340,316.24 - Step 4: Simplify right side
171,657,323.94x = 22,111,232,507,779,696 - Step 5: Solve for x
x = 22,111,232,507,779,696/171,657,323.94 - Step 6: Final answer
x = 128,810,306.49
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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.