Finding the Fourth Proportional to 801,642,799,014.72, 1,106,271,436,068 and 472,060,216,599.36
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Solution
The fourth proportional to 801,642,799,014.72, 1,106,271,436,068 and 472,060,216,599.36 is: 651,445,674,270.14
Step by Step Solution
- Step 1: Write the proportion equation
801,642,799,014.72 : 1,106,271,436,068 = 472,060,216,599.36 : x - Step 2: Convert to fraction form
801,642,799,014.72/1,106,271,436,068 = 472,060,216,599.36/x - Step 3: Cross multiply
801,642,799,014.72x = 1,106,271,436,068 × 472,060,216,599.36 - Step 4: Simplify right side
801,642,799,014.72x = 522,226,733,727,945,133,654,016 - Step 5: Solve for x
x = 522,226,733,727,945,133,654,016/801,642,799,014.72 - Step 6: Final answer
x = 651,445,674,270.14
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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.