Finding the Fourth Proportional to 188,730,135.19, 282,963,590.15 and 83,628,314.95
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Solution
The fourth proportional to 188,730,135.19, 282,963,590.15 and 83,628,314.95 is: 125,384,153.48
Step by Step Solution
- Step 1: Write the proportion equation
188,730,135.19 : 282,963,590.15 = 83,628,314.95 : x - Step 2: Convert to fraction form
188,730,135.19/282,963,590.15 = 83,628,314.95/x - Step 3: Cross multiply
188,730,135.19x = 282,963,590.15 × 83,628,314.95 - Step 4: Simplify right side
188,730,135.19x = 23,663,768,236,028,776 - Step 5: Solve for x
x = 23,663,768,236,028,776/188,730,135.19 - Step 6: Final answer
x = 125,384,153.48
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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.