Finding the Fourth Proportional to 906,746,409.69, 1,360,115,131.14 and 354,104,959.74
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Solution
The fourth proportional to 906,746,409.69, 1,360,115,131.14 and 354,104,959.74 is: 531,155,688.74
Step by Step Solution
- Step 1: Write the proportion equation
906,746,409.69 : 1,360,115,131.14 = 354,104,959.74 : x - Step 2: Convert to fraction form
906,746,409.69/1,360,115,131.14 = 354,104,959.74/x - Step 3: Cross multiply
906,746,409.69x = 1,360,115,131.14 × 354,104,959.74 - Step 4: Simplify right side
906,746,409.69x = 481,623,513,754,094,592 - Step 5: Solve for x
x = 481,623,513,754,094,592/906,746,409.69 - Step 6: Final answer
x = 531,155,688.74
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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.