Finding the Fourth Proportional to 605,368,883.74, 908,053,337.43 and 145,307,053.06
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Solution
The fourth proportional to 605,368,883.74, 908,053,337.43 and 145,307,053.06 is: 217,960,582.43
Step by Step Solution
- Step 1: Write the proportion equation
605,368,883.74 : 908,053,337.43 = 145,307,053.06 : x - Step 2: Convert to fraction form
605,368,883.74/908,053,337.43 = 145,307,053.06/x - Step 3: Cross multiply
605,368,883.74x = 908,053,337.43 × 145,307,053.06 - Step 4: Simplify right side
605,368,883.74x = 131,946,554,483,251,088 - Step 5: Solve for x
x = 131,946,554,483,251,088/605,368,883.74 - Step 6: Final answer
x = 217,960,582.43
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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.