Finding the Fourth Proportional to 459,130,686.16, 688,696,528.14 and 114,084,313.14
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Solution
The fourth proportional to 459,130,686.16, 688,696,528.14 and 114,084,313.14 is: 171,126,593.68
Step by Step Solution
- Step 1: Write the proportion equation
459,130,686.16 : 688,696,528.14 = 114,084,313.14 : x - Step 2: Convert to fraction form
459,130,686.16/688,696,528.14 = 114,084,313.14/x - Step 3: Cross multiply
459,130,686.16x = 688,696,528.14 × 114,084,313.14 - Step 4: Simplify right side
459,130,686.16x = 78,569,470,374,754,576 - Step 5: Solve for x
x = 78,569,470,374,754,576/459,130,686.16 - Step 6: Final answer
x = 171,126,593.68
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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.