Finding the Fourth Proportional to 902,120,705.24, 1,353,187,036.58 and 349,484,509.56
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Solution
The fourth proportional to 902,120,705.24, 1,353,187,036.58 and 349,484,509.56 is: 524,229,080.52
Step by Step Solution
- Step 1: Write the proportion equation
902,120,705.24 : 1,353,187,036.58 = 349,484,509.56 : x - Step 2: Convert to fraction form
902,120,705.24/1,353,187,036.58 = 349,484,509.56/x - Step 3: Cross multiply
902,120,705.24x = 1,353,187,036.58 × 349,484,509.56 - Step 4: Simplify right side
902,120,705.24x = 472,917,907,820,363,648 - Step 5: Solve for x
x = 472,917,907,820,363,648/902,120,705.24 - Step 6: Final answer
x = 524,229,080.52
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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.