Finding the Fourth Proportional to 465,850,332.84, 698,750,305.02 and 142,735,137.96
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Solution
The fourth proportional to 465,850,332.84, 698,750,305.02 and 142,735,137.96 is: 214,094,987.50
Step by Step Solution
- Step 1: Write the proportion equation
465,850,332.84 : 698,750,305.02 = 142,735,137.96 : x - Step 2: Convert to fraction form
465,850,332.84/698,750,305.02 = 142,735,137.96/x - Step 3: Cross multiply
465,850,332.84x = 698,750,305.02 × 142,735,137.96 - Step 4: Simplify right side
465,850,332.84x = 99,736,221,186,621,776 - Step 5: Solve for x
x = 99,736,221,186,621,776/465,850,332.84 - Step 6: Final answer
x = 214,094,987.50
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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.