Finding the Fourth Proportional to 233,064,583.70, 349,596,875.55 and 81,774,727.70
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Solution
The fourth proportional to 233,064,583.70, 349,596,875.55 and 81,774,727.70 is: 122,662,091.55
Step by Step Solution
- Step 1: Write the proportion equation
233,064,583.70 : 349,596,875.55 = 81,774,727.70 : x - Step 2: Convert to fraction form
233,064,583.70/349,596,875.55 = 81,774,727.70/x - Step 3: Cross multiply
233,064,583.70x = 349,596,875.55 × 81,774,727.70 - Step 4: Simplify right side
233,064,583.70x = 28,588,189,302,872,040 - Step 5: Solve for x
x = 28,588,189,302,872,040/233,064,583.70 - Step 6: Final answer
x = 122,662,091.55
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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.