Finding the Fourth Proportional to 1,162,244,134.25, 1,603,881,588.27 and 653,606,696.68
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Solution
The fourth proportional to 1,162,244,134.25, 1,603,881,588.27 and 653,606,696.68 is: 901,968,627.66
Step by Step Solution
- Step 1: Write the proportion equation
1,162,244,134.25 : 1,603,881,588.27 = 653,606,696.68 : x - Step 2: Convert to fraction form
1,162,244,134.25/1,603,881,588.27 = 653,606,696.68/x - Step 3: Cross multiply
1,162,244,134.25x = 1,603,881,588.27 × 653,606,696.68 - Step 4: Simplify right side
1,162,244,134.25x = 1,048,307,746,775,026,432 - Step 5: Solve for x
x = 1,048,307,746,775,026,432/1,162,244,134.25 - Step 6: Final answer
x = 901,968,627.66
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.