Home / 65,678,465,985.70-98,507,744,820.46-17,875,200,511.55

Finding the Fourth Proportional to 65,678,465,985.70, 98,507,744,820.46 and 17,875,200,511.55

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Solution

The fourth proportional to 65,678,465,985.70, 98,507,744,820.46 and 17,875,200,511.55 is: 26,810,091,621.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,678,465,985.70 : 98,507,744,820.46 = 17,875,200,511.55 : x
  2. Step 2: Convert to fraction form
    65,678,465,985.70/98,507,744,820.46 = 17,875,200,511.55/x
  3. Step 3: Cross multiply
    65,678,465,985.70x = 98,507,744,820.46 × 17,875,200,511.55
  4. Step 4: Simplify right side
    65,678,465,985.70x = 1,760,845,690,606,323,499,008
  5. Step 5: Solve for x
    x = 1,760,845,690,606,323,499,008/65,678,465,985.70
  6. Step 6: Final answer
    x = 26,810,091,621.05

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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.