Finding the Fourth Proportional to 970,673,193.97, 1,453,698,603.06 and 619,832,539.87
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Solution
The fourth proportional to 970,673,193.97, 1,453,698,603.06 and 619,832,539.87 is: 928,272,978.94
Step by Step Solution
- Step 1: Write the proportion equation
970,673,193.97 : 1,453,698,603.06 = 619,832,539.87 : x - Step 2: Convert to fraction form
970,673,193.97/1,453,698,603.06 = 619,832,539.87/x - Step 3: Cross multiply
970,673,193.97x = 1,453,698,603.06 × 619,832,539.87 - Step 4: Simplify right side
970,673,193.97x = 901,049,697,340,150,784 - Step 5: Solve for x
x = 901,049,697,340,150,784/970,673,193.97 - Step 6: Final answer
x = 928,272,978.94
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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.