Finding the Fourth Proportional to 1,654,584,531.68, 2,481,855,538.80 and 549,697,435.04
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Solution
The fourth proportional to 1,654,584,531.68, 2,481,855,538.80 and 549,697,435.04 is: 824,539,089.84
Step by Step Solution
- Step 1: Write the proportion equation
1,654,584,531.68 : 2,481,855,538.80 = 549,697,435.04 : x - Step 2: Convert to fraction form
1,654,584,531.68/2,481,855,538.80 = 549,697,435.04/x - Step 3: Cross multiply
1,654,584,531.68x = 2,481,855,538.80 × 549,697,435.04 - Step 4: Simplify right side
1,654,584,531.68x = 1,364,269,623,818,177,280 - Step 5: Solve for x
x = 1,364,269,623,818,177,280/1,654,584,531.68 - Step 6: Final answer
x = 824,539,089.84
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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.