Finding the Fourth Proportional to 497,173,727.07, 745,887,264.54 and 147,432,571.08
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Solution
The fourth proportional to 497,173,727.07, 745,887,264.54 and 147,432,571.08 is: 221,186,420.68
Step by Step Solution
- Step 1: Write the proportion equation
497,173,727.07 : 745,887,264.54 = 147,432,571.08 : x - Step 2: Convert to fraction form
497,173,727.07/745,887,264.54 = 147,432,571.08/x - Step 3: Cross multiply
497,173,727.07x = 745,887,264.54 × 147,432,571.08 - Step 4: Simplify right side
497,173,727.07x = 109,968,077,146,960,320 - Step 5: Solve for x
x = 109,968,077,146,960,320/497,173,727.07 - Step 6: Final answer
x = 221,186,420.68
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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.