Home / 54,573,387,477.13-81,786,909,239.66-42,473,190,600.68

Finding the Fourth Proportional to 54,573,387,477.13, 81,786,909,239.66 and 42,473,190,600.68

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Solution

The fourth proportional to 54,573,387,477.13, 81,786,909,239.66 and 42,473,190,600.68 is: 63,652,837,864.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,573,387,477.13 : 81,786,909,239.66 = 42,473,190,600.68 : x
  2. Step 2: Convert to fraction form
    54,573,387,477.13/81,786,909,239.66 = 42,473,190,600.68/x
  3. Step 3: Cross multiply
    54,573,387,477.13x = 81,786,909,239.66 × 42,473,190,600.68
  4. Step 4: Simplify right side
    54,573,387,477.13x = 3,473,750,984,775,974,256,640
  5. Step 5: Solve for x
    x = 3,473,750,984,775,974,256,640/54,573,387,477.13
  6. Step 6: Final answer
    x = 63,652,837,864.09

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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.