Home / 65,678,465,984.08-98,507,744,818.03-17,875,200,509.93

Finding the Fourth Proportional to 65,678,465,984.08, 98,507,744,818.03 and 17,875,200,509.93

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Solution

The fourth proportional to 65,678,465,984.08, 98,507,744,818.03 and 17,875,200,509.93 is: 26,810,091,618.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,678,465,984.08 : 98,507,744,818.03 = 17,875,200,509.93 : x
  2. Step 2: Convert to fraction form
    65,678,465,984.08/98,507,744,818.03 = 17,875,200,509.93/x
  3. Step 3: Cross multiply
    65,678,465,984.08x = 98,507,744,818.03 × 17,875,200,509.93
  4. Step 4: Simplify right side
    65,678,465,984.08x = 1,760,845,690,403,304,243,200
  5. Step 5: Solve for x
    x = 1,760,845,690,403,304,243,200/65,678,465,984.08
  6. Step 6: Final answer
    x = 26,810,091,618.62

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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.